Regressions on trunk at revision 190067 vs revision 190063

[H.J. Lu Intel64 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/pr52558-1.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/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: gcc.dg/tm/reg-promotion.c scan-tree-dump-times lim1 "MEM count_lsm.. count_lsm_flag" 1
FAIL: gfortran.dg/alloc_comp_constructor_3.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/allocatable_function_4.f90  -O  (test for excess errors)
FAIL: gfortran.dg/allocatable_scalar_6.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/array_constructor_type_4.f03  -O2  (test for excess errors)
FAIL: gfortran.dg/bind_c_usage_16.f03  -O2  (test for excess errors)
FAIL: gfortran.dg/bounds_check_array_ctor_7.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/boz_9.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/c_loc_test.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/char_result_13.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/fmt_bz_bn_err.f  -O2  (test for excess errors)
FAIL: gfortran.dg/fmt_with_extra.f  -O  (test for excess errors)
FAIL: gfortran.dg/internal_pack_4.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/intrinsic_unpack_1.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/lto/20091015-1 f_lto_20091015-1_2.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: gfortran.dg/lto/pr41521 f_lto_pr41521_1.o assemble, -g -flto
FAIL: gfortran.dg/namelist_46.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/nested_modules_1.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/pointer_init_4.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/read_float_1.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/read_float_3.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/recursive_check_10.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/ret_pointer_2.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/select_char_2.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/specifics_1.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/streamio_9.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/string_compare_2.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/volatile3.f90  -O  (test for excess errors)
FAIL: gfortran.dg/zero_array_components_1.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: libgomp.fortran/appendix-a/a.22.7.f90  -O2  (test for excess errors)

New passes:
FAIL: gfortran.dg/altreturn_3.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/bound_1.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/bound_4.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/bounds_check_8.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/c_funloc_tests.f03  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/class_allocate_8.f03  -O0  (test for excess errors)
FAIL: gfortran.dg/common_equivalence_1.f  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/derived_init_2.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/do_concurrent_2.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/elemental_optional_args_5.f03  -O1  (test for excess errors)
FAIL: gfortran.dg/no_range_check_1.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/pr21177.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/pr43796.f90  -O  (test for excess errors)
FAIL: gfortran.dg/random_7.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/shape_4.f90  -O  (test for excess errors)