https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89257
--- Comment #1 from Matt A <matt at ookypooky dot com> --- Apologies, I should have clarified this is on x86_64: $ g++ -v Using built-in specs. COLLECT_GCC=/software/thirdparty/gcc/7.2.0-0.el7_64/bin/g++ COLLECT_LTO_WRAPPER=/software/thirdparty/gcc/7.2.0-0.el7_64/libexec/gcc/x86_64-unknown-linux-gnu/7.2.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../configure --prefix=/software/thirdparty/gcc/7.2.0-0.el7_64 --with-system-zlib --enable-shared --enable-threads=posix --enable-laguages=all --with-ppl --with-cloog --build=x86_64-unknown-linux-gnu Thread model: posix gcc version 7.2.0 (GCC)