https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77921
--- Comment #4 from kugan at gcc dot gnu.org --- Sorry about the breakage. I will try to reproduce it. (In reply to Markus Trippelsdorf from comment #1) > gcc version 7.0.0 20161007 was fine Are you saying that this is issue is gone latent? 20161007 should have early-vrp and ipa-vrp.