Regressions on trunk at revision 202825 vs revision 202823

[H.J. Lu x32]

New failures:
FAIL: 22_locale/time_get/get_time/wchar_t/5.cc (test for excess errors)
FAIL: g++.dg/asan/deep-tail-call-1.C  -O2 -flto -flto-partition=none  (test for excess errors)
FAIL: g++.dg/eh/elide1.C -std=c++11 (test for excess errors)

New passes:
FAIL: c-c++-common/asan/memcmp-1.c  -O2 -flto -flto-partition=none  (test for excess errors)