Regressions on 5 at revision 232910 vs revision 232860

[H.J. Lu Intel64]

New failures:
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 17)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 17)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 18)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 18)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 34)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 34)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 35)
FAIL: c-c++-common/vector-compare-4.c  -Wc++-compat   (test for warnings, line 35)

New passes:
FAIL: gcc.dg/autopar/pr69110.c (test for excess errors)
FAIL: gcc.dg/autopar/pr69110.c (test for excess errors)