/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  135 | float interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier)
      |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::OKLab]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:164:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::OKLab; typename InterpolationMethodColorSpace::ColorType = WebCore::OKLab<float>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::OKLab]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::OKLab&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::OKLab&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::OKLab&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 5; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::OKLab]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:165:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::OKLab; typename InterpolationMethodColorSpace::ColorType = WebCore::OKLab<float>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::OKLab]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::OKLab&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::OKLab&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::OKLab&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 5; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:156:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  103 | float interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier, PremultipliedAlphaState interpolatedAlpha)
      |                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:157:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:158:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:163:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  135 | float interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier)
      |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:164:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:165:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGB; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedGammaEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGB]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGB&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGB&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 6; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:156:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  103 | float interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier, PremultipliedAlphaState interpolatedAlpha)
      |                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:157:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:158:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:163:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  135 | float interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier)
      |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:164:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:165:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::SRGBLinear; typename InterpolationMethodColorSpace::ColorType = WebCore::ExtendedLinearEncoded<float, WebCore::SRGBADescriptor>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::SRGBLinear]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::SRGBLinear&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::SRGBLinear&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 7; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:156:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  103 | float interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier, PremultipliedAlphaState interpolatedAlpha)
      |                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:157:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:158:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:163:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  135 | float interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier)
      |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:164:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:165:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD50; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D50>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD50]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD50&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD50&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 8; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:156:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  103 | float interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier, PremultipliedAlphaState interpolatedAlpha)
      |                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:157:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingPremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double, WebCore::PremultipliedAlphaState) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:158:85:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Premultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:96:108:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:103:81: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 0; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:163:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
  135 | float interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace interpolationMethodColorSpace, ColorComponents<float, 4> colorComponents1, double color1Multiplier, ColorComponents<float, 4> colorComponents2, double color2Multiplier)
      |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 1; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:164:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h: In instantiation of 'float WebCore::interpolateComponentUsingUnpremultipliedAlpha(InterpolationMethodColorSpace, WebCore::ColorComponents<float, 4>, double, WebCore::ColorComponents<float, 4>, double) [with unsigned int I = 2; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65]':
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:165:87:   required from 'typename InterpolationMethodColorSpace::ColorType WebCore::interpolateColorComponents(InterpolationMethodColorSpace, typename InterpolationMethodColorSpace::ColorType, double, typename InterpolationMethodColorSpace::ColorType, double) [with WebCore::AlphaPremultiplication <anonymous> = WebCore::AlphaPremultiplication::Unpremultiplied; InterpolationMethodColorSpace = WebCore::ColorInterpolationMethod::XYZD65; typename InterpolationMethodColorSpace::ColorType = WebCore::XYZA<float, WebCore::WhitePoint::D65>]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:98:110:   required from 'WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> [with auto:55 = WebCore::ColorInterpolationMethod::XYZD65]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2336:26:   required by substitution of 'template<class _Fn, class ... _Args> static std::__result_of_success<decltype (declval<_Fn>()((declval<_Args>)()...)), std::__invoke_other> std::__result_of_other_impl::_S_test(int) [with _Fn = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Args = {WebCore::ColorInterpolationMethod::XYZD65&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2347:55:   required from 'struct std::__result_of_impl<false, false, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/type_traits:2352:12:   required from 'struct std::__invoke_result<WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >, WebCore::ColorInterpolationMethod::XYZD65&>'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/bits/invoke.h:89:5:   [ skipping 5 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:927:56:   required from 'static constexpr void std::__detail::__variant::__gen_vtable_impl<__same_return_types, std::__detail::__variant::_Multi_array<_Result_type (*)(_Visitor, _Variants ...), __dimensions ...>, std::tuple<_Variants ...>, std::integer_sequence<unsigned int, __indices ...> >::_S_apply_single_alt(_Tp&, _Tp*) [with bool __do_cookie = false; unsigned int __index = 9; _Tp = std::__detail::__variant::_Multi_array<WebCore::Color (*)(WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&)>; bool __same_return_types = true; _Result_type = WebCore::Color; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&; unsigned int ...__dimensions = {10}; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}; unsigned int ...__indices = {}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:900:48:   required from 'constexpr const _Array_type std::__detail::__variant::__gen_vtable<true, WebCore::Color, WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >&&, std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&>::_S_vtable'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1638:23:   required from 'constexpr decltype(auto) std::__do_visit(_Visitor&&, _Variants&& ...) [with bool __use_index = false; bool __same_return_types = true; _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/i586-buildroot-linux-musl/include/c++/9.3.0/variant:1654:24:   required from 'constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...) [with _Visitor = WTF::Visitor<WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)> >; _Variants = {std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/WTF/Headers/wtf/StdLibExtras.h:390:54:   required by substitution of 'template<class V, class ... F> decltype (std::visit(WTF::makeVisitor((forward<F>)(WTF::switchOn::f)...), forward<V>(v))) WTF::switchOn(V&&, F&& ...) [with V = std::variant<WebCore::ColorInterpolationMethod::HSL, WebCore::ColorInterpolationMethod::HWB, WebCore::ColorInterpolationMethod::LCH, WebCore::ColorInterpolationMethod::Lab, WebCore::ColorInterpolationMethod::OKLCH, WebCore::ColorInterpolationMethod::OKLab, WebCore::ColorInterpolationMethod::SRGB, WebCore::ColorInterpolationMethod::SRGBLinear, WebCore::ColorInterpolationMethod::XYZD50, WebCore::ColorInterpolationMethod::XYZD65>&; F = {WebCore::interpolateColors(WebCore::ColorInterpolationMethod, WebCore::Color, double, WebCore::Color, double)::<lambda(auto:55&)>}]'
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.cpp:102:5:   required from here
/home/giuliobenetti/autobuild/run/instance-3/output-1/build/wpewebkit-2.36.8/Source/WebCore/platform/graphics/ColorInterpolation.h:135:83: warning: parameter 'interpolationMethodColorSpace' set but not used [-Wunused-but-set-parameter]
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