https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87316
--- Comment #6 from David <david at pgmasters dot net> --- clang 6 does the compilation in under 1 second on the same container. $ clang-6.0 -v clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/7 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/7.3.0 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/8 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/8.0.1 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7.3.0 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8.0.1 Selected GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/7.3.0 Candidate multilib: .;@m64 Selected multilib: .;@m64
