Regressions on trunk at revision 202819 vs revision 202818

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

New failures:
FAIL: 21_strings/basic_string/cons/char/moveable.cc (test for excess errors)
FAIL: 23_containers/array/requirements/fill.cc (test for excess errors)
FAIL: 23_containers/forward_list/operations/3.cc (test for excess errors)
FAIL: 23_containers/list/modifiers/1.cc (test for excess errors)
FAIL: g++.dg/opt/strength-reduce.C -std=gnu++98 (test for excess errors)

New passes:
FAIL: 26_numerics/random/binomial_distribution/cons/parms.cc (test for excess errors)
FAIL: g++.dg/opt/pr17697-1.C -std=gnu++11 (test for excess errors)
FAIL: g++.dg/torture/stackalign/eh-fastcall-1.C  -O3 -g  (test for excess errors)
FAIL: g++.old-deja/g++.pt/vaarg.C -std=c++11 (test for excess errors)