https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/ Issue: dev-libs/sdformat-9.2.0 fails to compile. Discovered on: amd64 (internal ref: tinderbox) NOTE: This machine uses a clang/LLVM toolchain. If you think that this issue is strictly related to clang/LLVM please block bug 408963. If you think that this issue is strictly related to the LLD linker, please block bug 731004. This machine uses also GLIBC-2.32. If you think that this issue is strictly related to GLIBC please block bug 736174.
Created attachment 654712 [details] build.log build log and emerge --info
Created attachment 654714 [details] 1-CMakeError.log 1-CMakeError.log
Created attachment 654716 [details] 1-CMakeOutput.log 1-CMakeOutput.log
/usr/lib/llvm/10/bin/x86_64-pc-linux-gnu-clang++ -I/var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/test/gtest/include -I/var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/include -I. -Iinclude -I/var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/test/gtest -I/var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/test -isystem /usr/include/ignition/math6 -g -O2 -O2 -pipe -march=native -frecord-gcc-switches -fno-diagnostics-color -fvisibility=hidden -stdlib=libc++ -Wc++17-compat -g -O2 -O2 -pipe -march=native -frecord-gcc-switches -fno-diagnostics-color -fPIC -std=c++17 -MD -MT test/integration/CMakeFiles/INTEGRATION_provide_feedback.dir/provide_feedback.cc.o -MF test/integration/CMakeFiles/INTEGRATION_provide_feedback.dir/provide_feedback.cc.o.d -o test/integration/CMakeFiles/INTEGRATION_provide_feedback.dir/provide_feedback.cc.o -c /var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/test/integration/provide_feedback.cc /var/tmp/portage/dev-libs/sdformat-9.2.0/work/sdformat-9.2.0/test/integration/provide_feedback.cc:18:10: fatal error: 'string' file not found #include <string> your compiler not being able to find the string header seems broken to me