https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64244
--- Comment #13 from Ondřej Čertík <ondrej.certik at gmail dot com> --- On Tue, Dec 16, 2014 at 1:46 PM, janus at gcc dot gnu.org <gcc-bugzi...@gcc.gnu.org> wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64244 > > --- Comment #12 from janus at gcc dot gnu.org --- > (In reply to Ondřej Čertík from comment #11) >> So my system (RHEL6) libstdc++ library might be incompatible with the >> trunk, but I don't see why gcc couldn't compile. Any ideas how to fix >> this? > > Unfortunately I have no idea. It might possibly help to use > --disable-bootstrap > or --disable-multilib when configuring (just guessing here). > > In general, if you have trouble building GCC, you might get help from > gcc-h...@gcc.gnu.org (or, for Fortran-related things: fort...@gcc.gnu.org). > > Note that some people offer nightly builds of the GCC trunk, see > https://gcc.gnu.org/wiki/GFortranBinaries. Thanks, I might ask for help there later. In the meantime I just backported your patch to 4.9.2 and recompiled. I tested on our code base, but I realized that I also need your and Andre's patch from here: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60255, so I am recompiling again. Ondrej