Regressions on trunk at revision 265454 vs revision 265451

[H.J. Lu (ia32 Core i7)]

New failures:
FAIL: gcc.dg/tree-prof/time-profiler-1.c scan-ipa-dump-times profile "Read tp_first_run: 1" 1
FAIL: gcc.dg/tree-prof/time-profiler-2.c scan-ipa-dump-times profile "Read tp_first_run: 1" 2
FAIL: gcc.dg/tree-prof/time-profiler-3.c scan-ipa-dump-times profile "Read tp_first_run: 1" 1
FAIL: gfortran.fortran-torture/execute/where_1.f90,  -O3 -g  (internal compiler error)
FAIL: gfortran.fortran-torture/execute/where_6.f90,  -O3 -g  (internal compiler error)

New passes:
FAIL: gcc.c-torture/unsorted/dump-noaddr.c.*i.lto-stream-out,  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  comparison