https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80591
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2017-05-02 Ever confirmed|0 |1 --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- The difference is in cddce1 dump: Marking useful stmt: _7->s = _3; no longer happens.