https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80626
--- Comment #1 from Steven Noonan <steven at uplinklabs dot net> --- I configured with these flags, if they're needed for repro: --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu --prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=https://www.uplinklabs.net/ --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-werror --enable-checking=release --enable-clocale=gnu --enable-__cxa_atexit --enable-gnu-indirect-function --enable-gnu-unique-object --enable-install-libiberty --enable-libmpx --enable-linker-build-id --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --with-isl --with-linker-hash-style=gnu --with-multilib-list=m32,m64,mx32 --with-system-zlib
