Regressions on native/master at commit r16-4298 vs commit r16-4289 on Linux/x86_64

[Haochen Jiang]

Regressions on master at commit r16-4298 vs commit r16-4289 on Linux/x86_64
New failures:
FAIL: gcc.dg/vect/vect-early-break_82.c -flto -ffat-lto-objects  scan-tree-dump vect "LOOP VECTORIZED"
FAIL: gcc.dg/vect/vect-early-break_82.c -flto -ffat-lto-objects  scan-tree-dump vect "LOOP VECTORIZED"
FAIL: gcc.dg/vect/vect-early-break_82.c scan-tree-dump vect "LOOP VECTORIZED"
FAIL: gcc.dg/vect/vect-early-break_82.c scan-tree-dump vect "LOOP VECTORIZED"

New passes:
FAIL: g++.dg/vect/pr64410.cc  -std=c++17  scan-tree-dump vect "vectorized 1 loops in function"
FAIL: g++.dg/vect/pr64410.cc  -std=c++17  scan-tree-dump vect "vectorized 1 loops in function"
FAIL: g++.dg/vect/pr64410.cc  -std=c++26  scan-tree-dump vect "vectorized 1 loops in function"
FAIL: g++.dg/vect/pr64410.cc  -std=c++26  scan-tree-dump vect "vectorized 1 loops in function"