https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64192
--- Comment #4 from Martin Jambor <jamborm at gcc dot gnu.org> --- I'm still in the process of testing the following fix. I believe it will solve all these problems. Sorry for such a stupid mistake: https://gcc.gnu.org/ml/gcc-patches/2014-12/msg00507.html