Detecting C compiler ABI info failed to compile with the following output: Change Dir: /var/tmp/portage/sci-biology/uchime-4.2.40/work/uchime-4.2.40_build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/ninja cmTC_213ba && [1/2] Building C object CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o FAILED: CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o /usr/lib/llvm/13/bin/x86_64-pc-linux-gnu-clang -std=c++14 -O2 -pipe -march=x86-64 -frecord-gcc-switches -fno-diagnostics-color -fmessage-length=0 -v -MD -MT CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -MF CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o.d -o CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -c /usr/share/cmake/Modules/CMakeCCompilerABI.c clang version 13.0.0 Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/lib/llvm/13/bin Selected GCC installation: /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.1 Candidate multilib: .;@m64 Candidate multilib: 32;@m32 Selected multilib: .;@m64 (in-process) "/usr/lib/llvm/13/bin/clang-13" -cc1 -triple x86_64-pc-linux-gnu -emit-obj --mrelax-relocations -disable-free -disable-llvm-verifier -discard-value-names -main-file-name CMakeCCompilerABI.c -mrelocation-model static -mframe-pointer=none -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -debugger-tuning=gdb -v -fcoverage-compilation-dir=/var/tmp/portage/sci-biology/uchime-4.2.40/work/uchime-4.2.40_build/CMakeFiles/CMakeTmp -resource-dir /usr/lib/llvm/13/bin/../../../../lib/clang/13.0.0 -dependency-file CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o.d -MT CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -sys-header-deps -internal-isystem /usr/lib/llvm/13/bin/../../../../lib/clang/13.0.0/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.1/../../../../x86_64-pc-linux-gnu/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -std=c++14 -fdebug-compilation-dir=/var/tmp/portage/sci-biology/uchime-4.2.40/work/uchime-4.2.40_build/CMakeFiles/CMakeTmp -ferror-limit 19 -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -record-command-line "/usr/lib/llvm/13/bin/clang-13 --target=x86_64-pc-linux-gnu -std=c++14 -O2 -pipe -march=x86-64 -frecord-command-line -fno-diagnostics-color -fmessage-length=0 -v -MD -MT CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -MF CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o.d -o CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -c /usr/share/cmake/Modules/CMakeCCompilerABI.c" -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o CMakeFiles/cmTC_213ba.dir/CMakeCCompilerABI.c.o -x c /usr/share/cmake/Modules/CMakeCCompilerABI.c error: invalid argument '-std=c++14' not allowed with 'C' ninja: build stopped: subcommand failed. Determining if the C compiler works failed with the following output: Change Dir: /var/tmp/portage/sci-biology/uchime-4.2.40/work/uchime-4.2.40_build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/ninja cmTC_38971 && [1/2] Building C object CMakeFiles/cmTC_38971.dir/testCCompiler.c.o FAILED: CMakeFiles/cmTC_38971.dir/testCCompiler.c.o /usr/lib/llvm/13/bin/x86_64-pc-linux-gnu-clang -std=c++14 -O2 -pipe -march=x86-64 -frecord-gcc-switches -fno-diagnostics-color -fmessage-length=0 -MD -MT CMakeFiles/cmTC_38971.dir/testCCompiler.c.o -MF CMakeFiles/cmTC_38971.dir/testCCompiler.c.o.d -o CMakeFiles/cmTC_38971.dir/testCCompiler.c.o -c /var/tmp/portage/sci-biology/uchime-4.2.40/work/uchime-4.2.40_build/CMakeFiles/CMakeTmp/testCCompiler.c error: invalid argument '-std=c++14' not allowed with 'C' ninja: build stopped: subcommand failed.