The target system is: Buildroot - 1 - mipsel The host system is: Linux - 5.4.0-42-generic - x86_64 Compiling the C compiler identification source file "CMakeCCompilerId.c" succeeded. Compiler: /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc Build flags: -D_LARGEFILE_SOURCE;-D_LARGEFILE64_SOURCE;-D_FILE_OFFSET_BITS=64;-Os 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 "/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/3.16.3/CompilerIdC/a.out" Determining if the C compiler works passed with the following output: Change Dir: /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_c1ef2/fast && make[1]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_c1ef2.dir/build.make CMakeFiles/cmTC_c1ef2.dir/build make[2]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_c1ef2.dir/testCCompiler.c.o /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -o CMakeFiles/cmTC_c1ef2.dir/testCCompiler.c.o -c /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/testCCompiler.c Linking C executable cmTC_c1ef2 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_c1ef2.dir/link.txt --verbose=1 /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_c1ef2.dir/testCCompiler.c.o -o cmTC_c1ef2 make[2]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Detecting C compiler ABI info compiled with the following output: Change Dir: /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_5adfc/fast && make[1]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_5adfc.dir/build.make CMakeFiles/cmTC_5adfc.dir/build make[2]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -v -o CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o -c /usr/share/cmake-3.16/Modules/CMakeCCompilerABI.c Using built-in specs. COLLECT_GCC=/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/mipsel-linux-gcc.br_real Target: mipsel-buildroot-linux-uclibc Configured with: ./configure --prefix=/opt/br-mipsel-o32-full-2020.02 --sysconfdir=/opt/br-mipsel-o32-full-2020.02/etc --enable-static --target=mipsel-buildroot-linux-uclibc --with-sysroot=/opt/br-mipsel-o32-full-2020.02/mipsel-buildroot-linux-uclibc/sysroot --enable-__cxa_atexit --with-gnu-ld --disable-libssp --disable-multilib --disable-decimal-float --with-gmp=/opt/br-mipsel-o32-full-2020.02 --with-mpc=/opt/br-mipsel-o32-full-2020.02 --with-mpfr=/opt/br-mipsel-o32-full-2020.02 --with-pkgversion='Buildroot 2020.02' --with-bugurl=http://bugs.buildroot.net/ --disable-libquadmath --disable-libsanitizer --enable-tls --enable-threads --without-isl --without-cloog --with-float=soft --with-arch=mips32 --with-abi=32 --with-nan=legacy --enable-languages=c,c++ --with-build-time-tools=/opt/br-mipsel-o32-full-2020.02/mipsel-buildroot-linux-uclibc/bin --enable-shared --disable-libgomp Thread model: posix gcc version 8.3.0 (Buildroot 2020.02) COLLECT_GCC_OPTIONS='-mabi=32' '-mnan=legacy' '-msoft-float' '-EL' '-march=mips32' '-D' '_LARGEFILE_SOURCE' '-D' '_LARGEFILE64_SOURCE' '-D' '_FILE_OFFSET_BITS=64' '-Os' '-D' 'NDEBUG' '-v' '-o' 'CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o' '-c' '-mllsc' '-mips32' '-mno-shared' /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/mipsel-buildroot-linux-uclibc/8.3.0/cc1 -quiet -v -iprefix /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/ -isysroot /tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D _LARGEFILE_SOURCE -D _LARGEFILE64_SOURCE -D _FILE_OFFSET_BITS=64 -D NDEBUG /usr/share/cmake-3.16/Modules/CMakeCCompilerABI.c -mel -quiet -dumpbase CMakeCCompilerABI.c -mabi=32 -mnan=legacy -msoft-float -march=mips32 -mllsc -mips32 -mno-shared -auxbase-strip CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o -Os -version -o /tmp/ccx39a62.s GNU C17 (Buildroot 2020.02) version 8.3.0 (mipsel-buildroot-linux-uclibc) compiled by GNU C version 4.9.2, GMP version 6.1.2, MPFR version 4.0.2, MPC version 1.1.0, isl version none GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 ignoring duplicate directory "/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include" ignoring nonexistent directory "/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/local/include" ignoring duplicate directory "/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed" ignoring duplicate directory "/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/../../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/include" #include "..." search starts here: #include <...> search starts here: /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/include /tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/include End of search list. GNU C17 (Buildroot 2020.02) version 8.3.0 (mipsel-buildroot-linux-uclibc) compiled by GNU C version 4.9.2, GMP version 6.1.2, MPFR version 4.0.2, MPC version 1.1.0, isl version none GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Compiler executable checksum: 495e5e247cdd976137327273b1524633 COLLECT_GCC_OPTIONS='-mabi=32' '-mnan=legacy' '-msoft-float' '-EL' '-march=mips32' '-D' '_LARGEFILE_SOURCE' '-D' '_LARGEFILE64_SOURCE' '-D' '_FILE_OFFSET_BITS=64' '-Os' '-D' 'NDEBUG' '-v' '-o' 'CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o' '-c' '-mllsc' '-mips32' '-mno-shared' /tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/bin/as -v -EL -mips32 -O2 -mabi=32 -march=mips32 -mnan=legacy -mno-shared -msoft-float -KPIC -o CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o /tmp/ccx39a62.s GNU assembler version 2.32 (mipsel-buildroot-linux-uclibc) using BFD version (GNU Binutils) 2.32 COMPILER_PATH=/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/mipsel-buildroot-linux-uclibc/8.3.0/:/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../libexec/gcc/:/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/bin/ LIBRARY_PATH=/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/:/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/:/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/lib/:/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/lib/:/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/lib/ COLLECT_GCC_OPTIONS='-mabi=32' '-mnan=legacy' '-msoft-float' '-EL' '-march=mips32' '-D' '_LARGEFILE_SOURCE' '-D' '_LARGEFILE64_SOURCE' '-D' '_FILE_OFFSET_BITS=64' '-Os' '-D' 'NDEBUG' '-v' '-o' 'CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o' '-c' '-mllsc' '-mips32' '-mno-shared' Linking C executable cmTC_5adfc /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_5adfc.dir/link.txt --verbose=1 /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -v CMakeFiles/cmTC_5adfc.dir/CMakeCCompilerABI.c.o -o cmTC_5adfc Using built-in specs. 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make[1]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Parsed C implicit include dir info from above output: rv=done found start of include info found start of implicit include info add: [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include] add: [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed] add: [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/include] add: [/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/include] end of search list found collapse include dir [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include] ==> [/tmp/instance-1/output-1/host/opt/ext-toolchain/lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include] collapse include dir [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed] ==> [/tmp/instance-1/output-1/host/opt/ext-toolchain/lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed] collapse include dir [/tmp/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/../../../../mipsel-buildroot-linux-uclibc/include] ==> [/tmp/instance-1/output-1/host/opt/ext-toolchain/mipsel-buildroot-linux-uclibc/include] collapse include dir [/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/include] ==> [/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/include] implicit include dirs: [/tmp/instance-1/output-1/host/opt/ext-toolchain/lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include;/tmp/instance-1/output-1/host/opt/ext-toolchain/lib/gcc/mipsel-buildroot-linux-uclibc/8.3.0/include-fixed;/tmp/instance-1/output-1/host/opt/ext-toolchain/mipsel-buildroot-linux-uclibc/include;/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot/usr/include] Parsed C implicit link information from above output: link line regex: [^( *|.*[/\])(mipsel-linux-ld|CMAKE_LINK_STARTFILE-NOTFOUND|([^/\]+-)?ld|collect2)[^/\]*( |$)] ignore line: [Change Dir: /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp] ignore line: [] ignore line: [Run Build Command(s):/usr/bin/make cmTC_5adfc/fast && make[1]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp'] ignore line: [/usr/bin/make -f CMakeFiles/cmTC_5adfc.dir/build.make CMakeFiles/cmTC_5adfc.dir/build] ignore line: 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CMakeFiles/cmTC_42273.dir/src.c.o -c /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_42273 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_42273.dir/link.txt --verbose=1 /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG CMakeFiles/cmTC_42273.dir/src.c.o -o cmTC_42273 make[2]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Source file was: #include 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; } Performing C SOURCE FILE Test COMPILER_HAS_HIDDEN_VISIBILITY succeeded with the following output: Change Dir: /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_85b85/fast && make[1]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_85b85.dir/build.make CMakeFiles/cmTC_85b85.dir/build make[2]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_85b85.dir/src.c.o /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCOMPILER_HAS_HIDDEN_VISIBILITY -DNDEBUG -fvisibility=hidden -o CMakeFiles/cmTC_85b85.dir/src.c.o -c /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_85b85 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_85b85.dir/link.txt --verbose=1 /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCOMPILER_HAS_HIDDEN_VISIBILITY -DNDEBUG CMakeFiles/cmTC_85b85.dir/src.c.o -o cmTC_85b85 make[2]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Source file was: int main(void) { return 0; } Performing C SOURCE FILE Test COMPILER_HAS_DEPRECATED_ATTR succeeded with the following output: Change Dir: /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_fe996/fast && make[1]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_fe996.dir/build.make CMakeFiles/cmTC_fe996.dir/build make[2]: Entering directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_fe996.dir/src.c.o /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCOMPILER_HAS_DEPRECATED_ATTR -DNDEBUG -o CMakeFiles/cmTC_fe996.dir/src.c.o -c /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c: In function 'main': /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c:2:5: warning: 'somefunc' is deprecated [-Wdeprecated-declarations] int main() { return somefunc();} ^~~ /tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp/src.c:1:37: note: declared here __attribute__((__deprecated__)) int somefunc() { return 0; } ^~~~~~~~ Linking C executable cmTC_fe996 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_fe996.dir/link.txt --verbose=1 /tmp/instance-1/output-1/host/bin/mipsel-linux-gcc --sysroot=/tmp/instance-1/output-1/host/mipsel-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCOMPILER_HAS_DEPRECATED_ATTR -DNDEBUG CMakeFiles/cmTC_fe996.dir/src.c.o -o cmTC_fe996 make[2]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' make[1]: Leaving directory '/tmp/instance-1/output-1/build/librtlsdr-d794155ba65796a76cd0a436f9709f4601509320/CMakeFiles/CMakeTmp' Source file was: __attribute__((__deprecated__)) int somefunc() { return 0; } int main() { return somefunc();}