Regressions on trunk at revision 231181 vs revision 231131

[H.J. Lu Intel64 Core i7]

New failures:
FAIL: gcc.target/i386/avx512vl-vextracti32x4-1.c scan-assembler-times vextracti32x4[ \\t]+[^{\n]*%xmm[0-9]+(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/avx512vl-vextracti32x4-1.c scan-assembler-times vextracti32x4[ \\t]+[^{\n]*%xmm[0-9]+(?:\n|[ \\t]+#) 1
FAIL: gcc.target/i386/pr68432-1.c scan-assembler-times \tucomisd\t 1
FAIL: gcc.target/i386/pr68432-1.c scan-assembler-times \tucomisd\t 1
FAIL: gcc.target/i386/pr68432-1.c scan-assembler-times \tucomiss\t 1
FAIL: gcc.target/i386/pr68432-1.c scan-assembler-times \tucomiss\t 1

New passes:
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 73: is 162:should be 81