Regressions on trunk at revision 217609 vs revision 217605

[H.J. Lu Intel64 Core i7]

New failures:

New passes:
FAIL: c-c++-common/tsan/free_race2.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race2.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race2.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race2.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/free_race.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak1.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak1.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak1.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak1.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak2.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak2.c   -O0  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak2.c   -O2  output pattern test, is ==================
FAIL: c-c++-common/tsan/thread_leak2.c   -O2  output pattern test, is ==================
FAIL: g++.dg/tsan/atomic_free2.C   -O0  output pattern test, is ==================
FAIL: g++.dg/tsan/atomic_free2.C   -O2  output pattern test, is ==================
FAIL: libgomp.fortran/simd7.f90   -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  execution test
FAIL: libgomp.fortran/simd7.f90   -O3 -fomit-frame-pointer -funroll-loops  execution test