Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp' check option: '' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_25972/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_25972.dir/build.make CMakeFiles/cmTC_25972.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_25972.dir/cxx11.cpp.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -o CMakeFiles/cmTC_25972.dir/cxx11.cpp.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:4:2: error: #error "C++11 is not supported" #error "C++11 is not supported" ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp: In function 'int main()': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:11:10: error: 'res' does not name a type auto res = test(); ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cxx11.cpp:12:12: error: 'res' was not declared in this scope return res; ^ CMakeFiles/cmTC_25972.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_25972.dir/cxx11.cpp.o' failed make[2]: *** [CMakeFiles/cmTC_25972.dir/cxx11.cpp.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_25972/fast' failed make[1]: *** [cmTC_25972/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C\+\+' Output line: 'cc1plus: warning: command line option '-Wmissing-prototypes' is valid for C/ObjC but not for C++' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_d4d66/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_d4d66.dir/build.make CMakeFiles/cmTC_d4d66.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_d4d66.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -o CMakeFiles/cmTC_d4d66.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx cc1plus: warning: command line option '-Wmissing-prototypes' is valid for C/ObjC but not for C++ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking CXX executable cmTC_d4d66 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_d4d66.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG CMakeFiles/cmTC_d4d66.dir/src.cxx.o -o cmTC_d4d66 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C\+\+' Output line: 'cc1plus: warning: command line option '-Wstrict-prototypes' is valid for C/ObjC but not for C++' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wstrict-prototypes' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_282e3/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_282e3.dir/build.make CMakeFiles/cmTC_282e3.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_282e3.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wstrict-prototypes -o CMakeFiles/cmTC_282e3.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx cc1plus: warning: command line option '-Wstrict-prototypes' is valid for C/ObjC but not for C++ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking CXX executable cmTC_282e3 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_282e3.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG CMakeFiles/cmTC_282e3.dir/src.cxx.o -o cmTC_282e3 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C' Output line: 'cc1: warning: command line option '-Wsign-promo' is valid for C++/ObjC++ but not for C' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_817db/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_817db.dir/build.make CMakeFiles/cmTC_817db.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_817db.dir/src.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -o CMakeFiles/cmTC_817db.dir/src.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c cc1: warning: command line option '-Wsign-promo' is valid for C++/ObjC++ but not for C /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking C executable cmTC_817db /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_817db.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_817db.dir/src.c.o -o cmTC_817db make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C' Output line: 'cc1: warning: command line option '-Wno-delete-non-virtual-dtor' is valid for C++/ObjC++ but not for C' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_cf61e/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_cf61e.dir/build.make CMakeFiles/cmTC_cf61e.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_cf61e.dir/src.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor -o CMakeFiles/cmTC_cf61e.dir/src.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c cc1: warning: command line option '-Wno-delete-non-virtual-dtor' is valid for C++/ObjC++ but not for C /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking C executable cmTC_cf61e /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_cf61e.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_cf61e.dir/src.c.o -o cmTC_cf61e make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'unrecognized .*option' Output line: 'cc1plus: warning: unrecognized command line option '-Wno-unnamed-type-template-args'' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_42a3f/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_42a3f.dir/build.make CMakeFiles/cmTC_42a3f.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_42a3f.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -o CMakeFiles/cmTC_42a3f.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ cc1plus: warning: unrecognized command line option '-Wno-unnamed-type-template-args' Linking CXX executable cmTC_42a3f /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_42a3f.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG CMakeFiles/cmTC_42a3f.dir/src.cxx.o -o cmTC_42a3f make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'unrecognized .*option' Output line: 'cc1: warning: unrecognized command line option '-Wno-unnamed-type-template-args'' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-unnamed-type-template-args' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_d845e/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_d845e.dir/build.make CMakeFiles/cmTC_d845e.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_d845e.dir/src.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-unnamed-type-template-args -o CMakeFiles/cmTC_d845e.dir/src.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ cc1: warning: unrecognized command line option '-Wno-unnamed-type-template-args' Linking C executable cmTC_d845e /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_d845e.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_d845e.dir/src.c.o -o cmTC_d845e make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp' check option: '' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_d1944/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_d1944.dir/build.make CMakeFiles/cmTC_d1944.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_d1944.dir/cpu_neon.cpp.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -o CMakeFiles/cmTC_d1944.dir/cpu_neon.cpp.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:24:2: error: #error "NEON is not supported" #error "NEON is not supported" ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:30: error: 'uint8x16_t' does not name a type void test_aliased_type(const uint8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:30: error: 'int8x16_t' does not name a type void test_aliased_type(const int8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'void test_aliased_type(const int&)': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:6: error: redefinition of 'void test_aliased_type(const int&)' void test_aliased_type(const int8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:6: note: 'void test_aliased_type(const int&)' previously defined here void test_aliased_type(const uint8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'int main()': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:29:23: error: 'test' was not declared in this scope printf("%d\n", test()); ^ CMakeFiles/cmTC_d1944.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_d1944.dir/cpu_neon.cpp.o' failed make[2]: *** [CMakeFiles/cmTC_d1944.dir/cpu_neon.cpp.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_d1944/fast' failed make[1]: *** [cmTC_d1944/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp' check option: ' -mfpu=neon' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_21121/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_21121.dir/build.make CMakeFiles/cmTC_21121.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_21121.dir/cpu_neon.cpp.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -mfpu=neon -o CMakeFiles/cmTC_21121.dir/cpu_neon.cpp.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:24:2: error: #error "NEON is not supported" #error "NEON is not supported" ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:30: error: 'uint8x16_t' does not name a type void test_aliased_type(const uint8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:30: error: 'int8x16_t' does not name a type void test_aliased_type(const int8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'void test_aliased_type(const int&)': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:14:6: error: redefinition of 'void test_aliased_type(const int&)' void test_aliased_type(const int8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:13:6: note: 'void test_aliased_type(const int&)' previously defined here void test_aliased_type(const uint8x16_t& a) { } ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp: In function 'int main()': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_neon.cpp:29:23: error: 'test' was not declared in this scope printf("%d\n", test()); ^ CMakeFiles/cmTC_21121.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_21121.dir/cpu_neon.cpp.o' failed make[2]: *** [CMakeFiles/cmTC_21121.dir/cpu_neon.cpp.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_21121/fast' failed make[1]: *** [cmTC_21121/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp' check option: '' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_6b1f2/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_6b1f2.dir/build.make CMakeFiles/cmTC_6b1f2.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_6b1f2.dir/cpu_fp16.cpp.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -o CMakeFiles/cmTC_6b1f2.dir/cpu_fp16.cpp.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp In file included from /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:15:0: /home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/lib/gcc/arm-buildroot-linux-uclibcgnueabi/5.5.0/include/arm_neon.h:31:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp: In function 'int test()': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:5: error: 'float32x4_t' was not declared in this scope float32x4_t v_src = *(float32x4_t*)src; ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:5: error: 'float16x4_t' was not declared in this scope float16x4_t v_dst = vcvt_f16_f32(v_src); ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token *(float16x4_t*)dst = v_dst; ^ CMakeFiles/cmTC_6b1f2.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_6b1f2.dir/cpu_fp16.cpp.o' failed make[2]: *** [CMakeFiles/cmTC_6b1f2.dir/cpu_fp16.cpp.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_6b1f2/fast' failed make[1]: *** [cmTC_6b1f2/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp' check option: ' -mfpu=neon-fp16 -mfp16-format=ieee' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_4e3a0/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_4e3a0.dir/build.make CMakeFiles/cmTC_4e3a0.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_4e3a0.dir/cpu_fp16.cpp.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -DNDEBUG -fPIE -mfpu=neon-fp16 -mfp16-format=ieee -o CMakeFiles/cmTC_4e3a0.dir/cpu_fp16.cpp.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp In file included from /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:15:0: /home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/lib/gcc/arm-buildroot-linux-uclibcgnueabi/5.5.0/include/arm_neon.h:31:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp: In function 'int test()': /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:20:5: error: 'float32x4_t' was not declared in this scope float32x4_t v_src = *(float32x4_t*)src; ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:21:5: error: 'float16x4_t' was not declared in this scope float16x4_t v_dst = vcvt_f16_f32(v_src); ^ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/cmake/checks/cpu_fp16.cpp:22:19: error: expected primary-expression before ')' token *(float16x4_t*)dst = v_dst; ^ CMakeFiles/cmTC_4e3a0.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_4e3a0.dir/cpu_fp16.cpp.o' failed make[2]: *** [CMakeFiles/cmTC_4e3a0.dir/cpu_fp16.cpp.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_4e3a0/fast' failed make[1]: *** [cmTC_4e3a0/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C' Output line: 'cc1: warning: command line option '-fvisibility-inlines-hidden' is valid for C++/ObjC++ but not for C' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c' check option: ' -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -fvisibility-inlines-hidden' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_abd73/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_abd73.dir/build.make CMakeFiles/cmTC_abd73.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_abd73.dir/src.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -fPIE -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -fvisibility-inlines-hidden -o CMakeFiles/cmTC_abd73.dir/src.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c cc1: warning: command line option '-fvisibility-inlines-hidden' is valid for C++/ObjC++ but not for C /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking C executable cmTC_abd73 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_abd73.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_abd73.dir/src.c.o -o cmTC_abd73 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Determining if the include file /home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/include/libpng/png.h exists failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_8492b/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_8492b.dir/build.make CMakeFiles/cmTC_8492b.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_8492b.dir/CheckIncludeFile.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -DNDEBUG -fPIE -o CMakeFiles/cmTC_8492b.dir/CheckIncludeFile.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:129: fatal error: /home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/include/libpng/png.h: No such file or directory compilation terminated. CMakeFiles/cmTC_8492b.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_8492b.dir/CheckIncludeFile.c.o' failed make[2]: *** [CMakeFiles/cmTC_8492b.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_8492b/fast' failed make[1]: *** [cmTC_8492b/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Build output check failed: Regex: 'unrecognized .*option' Output line: 'cc1: warning: unrecognized command line option '-Wno-implicit-fallthrough'' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c' check option: ' -Wno-implicit-fallthrough' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_497b2/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_497b2.dir/build.make CMakeFiles/cmTC_497b2.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_497b2.dir/src.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -DNDEBUG -fPIE -Wno-implicit-fallthrough -o CMakeFiles/cmTC_497b2.dir/src.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ cc1: warning: unrecognized command line option '-Wno-implicit-fallthrough' Linking C executable cmTC_497b2 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_497b2.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wuninitialized -Winit-self -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -DNDEBUG -Wl,--gc-sections CMakeFiles/cmTC_497b2.dir/src.c.o -o cmTC_497b2 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END ===== Build output check failed: Regex: 'command line option .* is valid for .* but not for C\+\+' Output line: 'cc1plus: warning: command line option '-Wno-missing-prototypes' is valid for C/ObjC but not for C++' Compilation failed: source file: '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx' check option: ' -Wno-missing-prototypes' ===== BUILD LOG ===== Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_64978/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_64978.dir/build.make CMakeFiles/cmTC_64978.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_64978.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated -DNDEBUG -fPIE -Wno-missing-prototypes -o CMakeFiles/cmTC_64978.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx cc1plus: warning: command line option '-Wno-missing-prototypes' is valid for C/ObjC but not for C++ /home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.cxx:1:0: warning: ignoring #pragma [-Wunknown-pragmas] #pragma ^ Linking CXX executable cmTC_64978 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_64978.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-linux-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCV__EXCEPTION_PTR=0 -fsigned-char -ffast-math -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-delete-non-virtual-dtor -Wno-comment -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated -DNDEBUG -Wl,--gc-sections CMakeFiles/cmTC_64978.dir/src.cxx.o -o cmTC_64978 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp' ===== END =====