Regressions on trunk at revision 187095 vs revision 187079

[H.J. Lu Intel64 LTO/FDO]

New failures:
FAIL: gcc.dg/pch/save-temps-1.c   -O3 -g  assembly comparison

New passes:
FAIL: gcc.target/i386/funcspec-9.c (test for excess errors)
FAIL: gcc.target/i386/funcspec-9.c (test for excess errors)
FAIL: gcc.target/i386/pr44948-2a.c (test for excess errors)
FAIL: gcc.target/i386/sse-22.c (test for excess errors)
FAIL: gcc.target/i386/sse-22.c (test for excess errors)
FAIL: gcc.target/i386/sse-22a.c (test for excess errors)
FAIL: gcc.target/i386/sse-22a.c (test for excess errors)
FAIL: gcc.target/i386/sse-23.c (test for excess errors)
FAIL: gcc.target/i386/sse-23.c (test for excess errors)
FAIL: gcc.target/i386/sse-24.c (test for excess errors)
FAIL: gcc.target/i386/sse-24.c (test for excess errors)