Regressions on trunk at revision 190074 vs revision 190063

[H.J. Lu ia32 Core 2/i7]

New failures:
FAIL: gcc.dg/pr52558-1.c scan-tree-dump-times lim1 "MEM count_lsm.. count_lsm_flag" 1
FAIL: gcc.dg/pr52558-2.c scan-tree-dump-times lim1 "MEM.*g_2_lsm_flag" 1
FAIL: gcc.dg/tm/reg-promotion.c scan-tree-dump-times lim1 "MEM count_lsm.. count_lsm_flag" 1
FAIL: gfortran.dg/allocate_deferred_char_scalar_1.f03  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/class_18.f03  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/complex_intrinsic_1.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/nan_2.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/pointer_check_2.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/proc_ptr_comp_35.f90  -O  (test for excess errors)
FAIL: gfortran.dg/recursive_check_7.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/typebound_proc_26.f90  -O  (test for excess errors)

New passes:
FAIL: gfortran.dg/arrayio_9.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/automatic_default_init_1.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/c_ptr_tests_15.f90  -O  (test for excess errors)
FAIL: gfortran.dg/dependency_25.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/eor_handling_3.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/generic_21.f90  -O  (test for excess errors)
FAIL: gfortran.dg/pr46804.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/sum_init_expr.f03  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)