Regressions on trunk at revision 193720 vs revision 193691

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

New failures:

New passes:
FAIL: 23_containers/map/requirements/exception/generation_prohibited.cc (test for excess errors)
FAIL: 23_containers/vector/bool/modifiers/insert/31370.cc execution test
FAIL: 27_io/basic_ostream/inserters_character/wchar_t/28277-3.cc execution test
FAIL: 27_io/basic_ostream/inserters_character/wchar_t/28277-4.cc execution test
FAIL: g++.dg/init/array15.C -std=c++98 execution test
FAIL: g++.dg/torture/pr46383.C  -O3 -g  (test for excess errors)
FAIL: g++.old-deja/g++.robertl/eb129a.C -std=c++11  (test for errors, line 19)
FAIL: g++.old-deja/g++.robertl/eb129a.C -std=c++11 (test for excess errors)
FAIL: gcc.c-torture/execute/pr53645-2.c compilation,  -Og -g 
FAIL: gcc.dg/torture/transpose-2.c  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gcc.dg/vect/vect-outer-2a-big-array.c -flto execution test
FAIL: gcc.dg/vect/vect-outer-2a-big-array.c execution test