https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78618
--- Comment #9 from janus at gcc dot gnu.org --- (In reply to Steve Kargl from comment #8) > Note, I configured gcc with > > ../gcc7/configure \ > --prefix=$HOME/work/7 --with-isl=/usr/local \ > --enable-languages=c,fortran,c++ --enable-libsanitizer \ > --disable-libmudflap --disable-nls I'm configuring with --program-suffix=-7 --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch=haswell --prefix=/us r --libdir=/usr/lib --libexecdir=/usr/lib --enable-languages=c,c++,fortran --disable-bootstrap --disable-multilib I admit that's not a full bootstrap, but I see things working on two different machines. The testsuite is clean and compiling the test case by hand works as well.