Regressions on master at commit r11-2974 vs commit r11-2959 on Linux/x86_64

[H.J. Lu]

New failures:
FAIL: gcc.dg/pr89350.c  (test for bogus messages, line 16)
FAIL: gcc.dg/pr89350.c  (test for bogus messages, line 16)
FAIL: gcc.dg/pr89350.c  (test for bogus messages, line 16)
FAIL: gcc.dg/tree-prof/20050826-2.c scan-tree-dump-times dom2 "\\+" 1
FAIL: gcc.dg/tree-prof/20050826-2.c scan-tree-dump-times dom2 "first_gp_reg_save" 1

New passes:
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 100)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 100)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 110)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 110)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 167)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 167)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 177)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 177)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 279)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 279)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 289)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 289)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 338)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 338)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 372)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 372)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 374)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 374)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 532)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 532)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 566)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 566)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 568)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 568)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 74)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 74)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 84)
FAIL: gcc.dg/Wstringop-overread.c  (test for warnings, line 84)