Regressions on native/master at commit r15-7400 vs commit r15-7397 on Linux/x86_64

[Haochen Jiang via Gcc-regression]

Regressions on master at commit r15-7400 vs commit r15-7397 on Linux/x86_64
New failures:

New passes:
FAIL: gcc.target/i386/pr91384.c scan-assembler-not testl
FAIL: gcc.target/i386/pr91384.c scan-assembler-not testl
FAIL: gcc.target/i386/stack-check-17.c scan-assembler-not pop