>>> zxing-cpp 1.4.0 Extracting
gzip -d -c /home/buildroot/autobuild/run/instance-1/dl/zxing-cpp/zxing-cpp-1.4.0.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0   -xf -
>>> zxing-cpp 1.4.0 Patching
>>> zxing-cpp 1.4.0 Configuring
(mkdir -p /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0//buildroot-build && cd /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0//buildroot-build && rm -f CMakeCache.txt && PATH="/home/buildroot/autobuild/run/instance-1/output-1/host/bin:/home/buildroot/autobuild/run/instance-1/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin"  /home/buildroot/autobuild/run/instance-1/output-1/host/bin/cmake /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/ -G"Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE="/home/buildroot/autobuild/run/instance-1/output-1/host/share/buildroot/toolchainfile.cmake" -DCMAKE_INSTALL_PREFIX="/usr" -DCMAKE_INSTALL_RUNSTATEDIR="/run" -DCMAKE_COLOR_MAKEFILE=OFF -DBUILD_DOC=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLE=OFF -DBUILD_EXAMPLES=OFF -DBUILD_TEST=OFF -DBUILD_TESTS=OFF -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=ON  -DBUILD_READERS=ON -DBUILD_WRITERS=ON -DBUILD_EXAMPLES=OFF -DBUILD_BLACKBOX_TESTS=OFF -DBUILD_UNIT_TESTS=OFF -DBUILD_DEPENDENCIES=LOCAL -DCMAKE_DISABLE_FIND_PACKAGE_OpenCV=TRUE -DBUILD_PYTHON_MODULE=OFF -DCMAKE_DISABLE_FIND_PACKAGE_Qt5=TRUE )
-- The CXX compiler identification is GNU 5.3.0
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /home/buildroot/autobuild/run/instance-1/output-1/host/bin/mips-linux-gnu-g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Looking for C++ include pthread.h
-- Looking for C++ include pthread.h - found
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Check if compiler accepts -pthread
-- Check if compiler accepts -pthread - yes
-- Found Threads: TRUE  
-- Performing Test COMPILER_NEEDS_FLOAT_STORE
-- Performing Test COMPILER_NEEDS_FLOAT_STORE - Success
-- Configuring done
-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    BUILD_DOC
    BUILD_DOCS
    BUILD_EXAMPLE
    BUILD_TEST
    BUILD_TESTING
    BUILD_TESTS
    CMAKE_DISABLE_FIND_PACKAGE_OpenCV
    CMAKE_DISABLE_FIND_PACKAGE_Qt5


-- Build files have been written to: /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build
>>> zxing-cpp 1.4.0 Building
PATH="/home/buildroot/autobuild/run/instance-1/output-1/host/bin:/home/buildroot/autobuild/run/instance-1/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin"  /usr/bin/make -j4  -C /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0//buildroot-build
make[1]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
make[2]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
make[3]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
make[3]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
make[3]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
[  0%] Building CXX object core/CMakeFiles/ZXing.dir/src/BarcodeFormat.cpp.o
[  1%] Building CXX object core/CMakeFiles/ZXing.dir/src/BitArray.cpp.o
[  2%] Building CXX object core/CMakeFiles/ZXing.dir/src/BitMatrix.cpp.o
[  3%] Building CXX object core/CMakeFiles/ZXing.dir/src/BitMatrixIO.cpp.o
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.cpp:7:0:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:47:7: error: expected '}' before '[' token
  NONE [[deprecated]]         = None,
       ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:47:30: error: expected unqualified-id before '=' token
  NONE [[deprecated]]         = None,
                              ^
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:9:0,
                 from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.cpp:7:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:113:16: error: 'Flags' does not name a type
  using FLAGS = Flags<ENUM>; \
                ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:1: note: in expansion of macro 'ZX_DECLARE_FLAGS'
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
 ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' does not name a type
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:114:19: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline FLAGS operator|(FLAGS::enum_type e1, FLAGS::enum_type e2) noexcept { return FLAGS(e1) | e2; } \
                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' does not name a type
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:115:19: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline FLAGS operator|(FLAGS::enum_type e, FLAGS f) noexcept { return f | e; } \
                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: declaration of 'operator==' as non-function
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:116:35: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS::enum_type e, FLAGS f) noexcept { return FLAGS(e) == f; } \
                                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' has not been declared
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:116:35: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS::enum_type e, FLAGS f) noexcept { return FLAGS(e) == f; } \
                                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' was not declared in this scope
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:116:55: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS::enum_type e, FLAGS f) noexcept { return FLAGS(e) == f; } \
                                                       ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: declaration of 'operator==' as non-function
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:117:35: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS f, FLAGS::enum_type e) noexcept { return FLAGS(e) == f; }
                                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' was not declared in this scope
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:117:35: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS f, FLAGS::enum_type e) noexcept { return FLAGS(e) == f; }
                                   ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:69:18: error: 'BarcodeFormats' has not been declared
 ZX_DECLARE_FLAGS(BarcodeFormats, BarcodeFormat)
                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/Flags.h:117:44: note: in definition of macro 'ZX_DECLARE_FLAGS'
  constexpr inline bool operator==(FLAGS f, FLAGS::enum_type e) noexcept { return FLAGS(e) == f; }
                                            ^
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.cpp:7:0:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:71:22: error: 'BarcodeFormat' was not declared in this scope
 const char* ToString(BarcodeFormat format);
                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:71:22: note: suggested alternative:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:18:12: note:   'ZXing::BarcodeFormat'
 enum class BarcodeFormat
            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:72:22: error: conflicting declaration 'std::__cxx11::string ToString'
 std::string ToString(BarcodeFormats formats);
                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:71:13: note: previous declaration as 'const char* ToString'
 const char* ToString(BarcodeFormat format);
             ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:72:22: error: 'BarcodeFormats' was not declared in this scope
 std::string ToString(BarcodeFormats formats);
                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:78:1: error: 'BarcodeFormat' does not name a type
 BarcodeFormat BarcodeFormatFromString(const std::string& str);
 ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:87:1: error: 'BarcodeFormats' does not name a type
 BarcodeFormats BarcodeFormatsFromString(const std::string& str);
 ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BarcodeFormat.h:89:1: error: expected declaration before '}' token
 } // ZXing
 ^
core/CMakeFiles/ZXing.dir/build.make:75: recipe for target 'core/CMakeFiles/ZXing.dir/src/BarcodeFormat.cpp.o' failed
make[3]: *** [core/CMakeFiles/ZXing.dir/src/BarcodeFormat.cpp.o] Error 1
make[3]: *** Waiting for unfinished jobs....
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.cpp:7:0:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:69: error: template argument 1 is invalid
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                     ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:72: error: expected unqualified-id before '>' token
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                        ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                       ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:90: error: template argument 1 is invalid
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                          ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:102: error: expected unqualified-id before '>' token
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h: In member function 'int ZXing::BitArrayView::peakBits(int) const':
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:417:21: error: 'AppendBit' was not declared in this scope
    AppendBit(res, *i);
                     ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.cpp: In member function 'ZXing::ByteArray ZXing::BitArray::toBytes(int, int) const':
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.cpp:118:83: error: 'AppendBit' was not declared in this scope
    AppendBit(res[i], (numBytes != -1 || bitOffset < size()) ? get(bitOffset++) : 0);
                                                                                   ^
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitMatrix.cpp:9:0:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:69: error: template argument 1 is invalid
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                     ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:72: error: expected unqualified-id before '>' token
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                        ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                       ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:90: error: template argument 1 is invalid
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                          ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:102: error: expected unqualified-id before '>' token
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h: In member function 'int ZXing::BitArrayView::peakBits(int) const':
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:417:21: error: 'AppendBit' was not declared in this scope
    AppendBit(res, *i);
                     ^
core/CMakeFiles/ZXing.dir/build.make:89: recipe for target 'core/CMakeFiles/ZXing.dir/src/BitArray.cpp.o' failed
make[3]: *** [core/CMakeFiles/ZXing.dir/src/BitArray.cpp.o] Error 1
In file included from /home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitMatrixIO.cpp:9:0:
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                  ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:50: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:69: error: template argument 1 is invalid
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                     ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:349:72: error: expected unqualified-id before '>' token
 template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                        ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                       ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:55: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:90: error: template argument 1 is invalid
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                          ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:355:102: error: expected unqualified-id before '>' token
 template <typename ARRAY, typename = std::enable_if_t<std::is_integral_v<typename ARRAY::value_type>>>
                                                                                                      ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:366:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                         ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:57: error: 'is_integral_v' is not a member of 'std'
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:76: error: template argument 1 is invalid
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                            ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:381:79: error: expected unqualified-id before '>' token
 template <typename T = int, typename = std::enable_if_t<std::is_integral_v<T>>>
                                                                               ^
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h: In member function 'int ZXing::BitArrayView::peakBits(int) const':
/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/core/src/BitArray.h:417:21: error: 'AppendBit' was not declared in this scope
    AppendBit(res, *i);
                     ^
core/CMakeFiles/ZXing.dir/build.make:103: recipe for target 'core/CMakeFiles/ZXing.dir/src/BitMatrix.cpp.o' failed
make[3]: *** [core/CMakeFiles/ZXing.dir/src/BitMatrix.cpp.o] Error 1
core/CMakeFiles/ZXing.dir/build.make:117: recipe for target 'core/CMakeFiles/ZXing.dir/src/BitMatrixIO.cpp.o' failed
make[3]: *** [core/CMakeFiles/ZXing.dir/src/BitMatrixIO.cpp.o] Error 1
make[3]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
CMakeFiles/Makefile2:97: recipe for target 'core/CMakeFiles/ZXing.dir/all' failed
make[2]: *** [core/CMakeFiles/ZXing.dir/all] Error 2
make[2]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
Makefile:145: recipe for target 'all' failed
make[1]: *** [all] Error 2
make[1]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/buildroot-build'
package/pkg-generic.mk:290: recipe for target '/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/.stamp_built' failed
make: *** [/home/buildroot/autobuild/run/instance-1/output-1/build/zxing-cpp-1.4.0/.stamp_built] Error 2
make: Leaving directory '/home/buildroot/autobuild/run/instance-1/buildroot'