Regressions on master at commit r16-6732 vs commit r16-6729 on Linux/x86_64

[Haochen Jiang via Gcc-regression]

Regressions on master at commit r16-6732 vs commit r16-6729 on Linux/x86_64
New failures:

New passes:
FAIL: gcc.dg/ipa/pr122458.c (test for excess errors)