Performing C++ SOURCE FILE Test ARM_THUMB2_DETECTED failed with the following output: Change Dir: /home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make -f Makefile cmTC_18ffd/fast && make[1]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_18ffd.dir/build.make CMakeFiles/cmTC_18ffd.dir/build make[2]: Entering directory '/home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_18ffd.dir/src.cxx.o /home/buildroot/autobuild/run/instance-1/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -DARM_THUMB2_DETECTED -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g0 -fno-exceptions -fno-strict-aliasing -fno-rtti -std=c++11 -DNDEBUG -o CMakeFiles/cmTC_18ffd.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp/src.cxx:3:6: error: #error "Thumb2 instruction set isn't available" 3 | #error "Thumb2 instruction set isn't available" | ^~~~~ CMakeFiles/cmTC_18ffd.dir/build.make:77: recipe for target 'CMakeFiles/cmTC_18ffd.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_18ffd.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp' Makefile:127: recipe for target 'cmTC_18ffd/fast' failed make[1]: *** [cmTC_18ffd/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/run/instance-1/output-1/build/qt5webkit-5.212.0-alpha4/CMakeFiles/CMakeTmp' Source file was: #if !defined(thumb2) && !defined(__thumb2__) #error "Thumb2 instruction set isn't available" #endif int main() {}