Regressions on master at commit r11-3436 vs commit r11-3410 on Linux/i686

[H.J. Lu]

New failures:
FAIL: gcc.dg/ipa/ipa-pta-13.c scan-tree-dump fre3 " = x;"
FAIL: gcc.target/i386/sse2-mmx-pinsrw.c execution test
FAIL: g++.dg/template/local-fn4.C  -std=c++98  (test for errors, line 11)
FAIL: g++.dg/template/local-fn4.C  -std=c++98 (test for excess errors)

New passes:
FAIL: gcc.dg/analyzer/malloc-vs-local-1b.c  (test for bogus messages, line 170)