Regressions on native/master at commit r16-8701 vs commit r16-8696 on Linux/x86_64

[Haochen Jiang]

Regressions on master at commit r16-8701 vs commit r16-8696 on Linux/x86_64
New failures:

New passes:
FAIL: gcc.target/i386/pr90178.c scan-assembler-times xorl[\\t ]*\\%eax,[\\t ]*%eax 1