The target system is: Buildroot - 1 - riscv64
The host system is: Linux - 4.4.0-148-generic - x86_64
Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" succeeded.
Compiler: /home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-g++ 
Build flags: -D_LARGEFILE_SOURCE;-D_LARGEFILE64_SOURCE;-D_FILE_OFFSET_BITS=64;;-O2
Id flags:  

The output was:
0


Compilation of the CXX compiler identification source "CMakeCXXCompilerId.cpp" produced "a.out"

The CXX compiler identification is GNU, found in "/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/3.15.5/CompilerIdCXX/a.out"

Compiling the C compiler identification source file "CMakeCCompilerId.c" succeeded.
Compiler: /home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc 
Build flags: -D_LARGEFILE_SOURCE;-D_LARGEFILE64_SOURCE;-D_FILE_OFFSET_BITS=64;-O2
Id flags:  

The output was:
0


Compilation of the C compiler identification source "CMakeCCompilerId.c" produced "a.out"

The C compiler identification is GNU, found in "/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/3.15.5/CompilerIdC/a.out"

Determining if the CXX compiler works passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_3940a/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_3940a.dir/build.make CMakeFiles/cmTC_3940a.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_3940a.dir/testCXXCompiler.cxx.o
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Linking CXX executable cmTC_3940a
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_3940a.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-g++ --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -O2   -DNDEBUG    CMakeFiles/cmTC_3940a.dir/testCXXCompiler.cxx.o  -o cmTC_3940a 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Detecting CXX compiler ABI info compiled with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_ba196/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_ba196.dir/build.make CMakeFiles/cmTC_ba196.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
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    arg [-L/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/lib] ==> dir [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/lib]
    arg [-L/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib] ==> dir [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib]
    arg [-zrelro] ==> ignore
    arg [CMakeFiles/cmTC_ba196.dir/CMakeCXXCompilerABI.cpp.o] ==> ignore
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    arg [-lgcc_s] ==> lib [gcc_s]
    arg [-lgcc] ==> lib [gcc]
    arg [-lc] ==> lib [c]
    arg [-lgcc_s] ==> lib [gcc_s]
    arg [-lgcc] ==> lib [gcc]
    arg [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/riscv64-buildroot-linux-gnu/8.3.0/crtend.o] ==> ignore
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  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/riscv64-buildroot-linux-gnu/8.3.0] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/riscv64-buildroot-linux-gnu/8.3.0]
  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/lib/gcc]
  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/riscv64-buildroot-linux-gnu/8.3.0/../../../../riscv64-buildroot-linux-gnu/lib] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/riscv64-buildroot-linux-gnu/lib]
  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/lib] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/lib]
  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib]
  implicit libs: [stdc++;m;gcc_s;gcc;c;gcc_s;gcc]
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Determining if the C compiler works passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_33bef/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_33bef.dir/build.make CMakeFiles/cmTC_33bef.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_33bef.dir/testCCompiler.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_33bef.dir/testCCompiler.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/testCCompiler.c
Linking C executable cmTC_33bef
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_33bef.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG    CMakeFiles/cmTC_33bef.dir/testCCompiler.c.o  -o cmTC_33bef 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Detecting C compiler ABI info compiled with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_32225/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_32225.dir/build.make CMakeFiles/cmTC_32225.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_32225.dir/CMakeCCompilerABI.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG -fPIE   -v -o CMakeFiles/cmTC_32225.dir/CMakeCCompilerABI.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/host/share/cmake-3.15/Modules/CMakeCCompilerABI.c
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GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
ignoring duplicate directory "/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/riscv64-buildroot-linux-gnu/8.3.0/include"
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ignoring duplicate directory "/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/riscv64-buildroot-linux-gnu/8.3.0/../../../../riscv64-buildroot-linux-gnu/include"
#include "..." search starts here:
#include <...> search starts here:
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make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



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  collapse library dir [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib] ==> [/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib]
  implicit libs: [gcc;gcc_s;c;gcc;gcc_s]
  implicit dirs: [/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/riscv64-buildroot-linux-gnu/8.3.0;/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/lib/gcc;/home/buildroot/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/riscv64-buildroot-linux-gnu/lib;/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/lib;/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot/usr/lib]
  implicit fwks: []


Determining if the include file pthread.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_a987f/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_a987f.dir/build.make CMakeFiles/cmTC_a987f.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_a987f.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_a987f.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_a987f
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_a987f.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_a987f.dir/CheckIncludeFile.c.o  -o cmTC_a987f 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Determining if the posix_memalign exist passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_0061c/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_0061c.dir/build.make CMakeFiles/cmTC_0061c.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_0061c.dir/CheckSymbolExists.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_0061c.dir/CheckSymbolExists.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c
Linking C executable cmTC_0061c
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_0061c.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_0061c.dir/CheckSymbolExists.c.o  -o cmTC_0061c 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'


File /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <stdlib.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef posix_memalign
  return ((int*)(&posix_memalign))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Determining if the include file malloc.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_9a745/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_9a745.dir/build.make CMakeFiles/cmTC_9a745.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_9a745.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_9a745.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_9a745
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_9a745.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_9a745.dir/CheckIncludeFile.c.o  -o cmTC_9a745 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Determining if the memalign exist passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_59495/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_59495.dir/build.make CMakeFiles/cmTC_59495.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_59495.dir/CheckSymbolExists.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_59495.dir/CheckSymbolExists.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c
Linking C executable cmTC_59495
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_59495.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_59495.dir/CheckSymbolExists.c.o  -o cmTC_59495 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'


File /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <malloc.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef memalign
  return ((int*)(&memalign))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Determining if the include file sys/types.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_5fefb/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_5fefb.dir/build.make CMakeFiles/cmTC_5fefb.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_5fefb.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_5fefb.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_5fefb
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_5fefb.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_5fefb.dir/CheckIncludeFile.c.o  -o cmTC_5fefb 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Determining if the include file stdint.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_b80a6/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_b80a6.dir/build.make CMakeFiles/cmTC_b80a6.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_b80a6.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_b80a6.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_b80a6
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_b80a6.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_b80a6.dir/CheckIncludeFile.c.o  -o cmTC_b80a6 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'



Determining if the include file stddef.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_2c476/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_2c476.dir/build.make CMakeFiles/cmTC_2c476.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_2c476.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_2c476.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
Linking C executable cmTC_2c476
/home/buildroot/autobuild/run/instance-3/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_2c476.dir/link.txt --verbose=1
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Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

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TestEndianess.c:
/* A 16 bit integer is required. */
typedef unsigned short cmakeint16;

/* On a little endian machine, these 16bit ints will give "THIS IS LITTLE ENDIAN."
   On a big endian machine the characters will be exchanged pairwise. */
const cmakeint16 info_little[] =  {0x4854, 0x5349, 0x4920, 0x2053, 0x494c, 0x5454, 0x454c, 0x4520, 0x444e, 0x4149, 0x2e4e, 0x0000};

/* on a big endian machine, these 16bit ints will give "THIS IS BIG ENDIAN."
   On a little endian machine the characters will be exchanged pairwise. */
const cmakeint16 info_big[] =     {0x5448, 0x4953, 0x2049, 0x5320, 0x4249, 0x4720, 0x454e, 0x4449, 0x414e, 0x2e2e, 0x0000};

#ifdef __CLASSIC_C__
int main(argc, argv) int argc; char *argv[];
#else
int main(int argc, char *argv[])
#endif
{
  int require = 0;
  require += info_little[argc];
  require += info_big[argc];
  (void)argv;
  return require;
}


Determining if the include file linux/videodev2.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

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Determining if the include file pthread.h exists passed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

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/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_d18f2.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/CheckIncludeFile.c
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/home/buildroot/autobuild/run/instance-3/output-1/host/bin/riscv64-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-3/output-1/host/riscv64-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -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 -Wimplicit-fallthrough=3 -Wno-strict-overflow -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -fvisibility=hidden   -DNDEBUG    -Wl,--gc-sections  CMakeFiles/cmTC_d18f2.dir/CheckIncludeFile.c.o  -o cmTC_d18f2 
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Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD succeeded with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp

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/home/buildroot/autobuild/run/instance-3/output-1/build/opencv3-3.4.9/buildroot-build/CMakeFiles/CMakeTmp/src.c:3:7: warning: no previous prototype for 'test_func' [-Wmissing-prototypes]
 void* test_func(void* data)
       ^~~~~~~~~
Linking C executable cmTC_1f682
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Source file was:
#include <pthread.h>

void* test_func(void* data)
{
  return data;
}

int main(void)
{
  pthread_t thread;
  pthread_create(&thread, NULL, test_func, NULL);
  pthread_detach(thread);
  pthread_join(thread, NULL);
  pthread_atfork(NULL, NULL, NULL);
  pthread_exit(NULL);

  return 0;
}