Regressions on trunk at revision 202825 vs revision 202823

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

New failures:
FAIL: c-c++-common/cilk-plus/AN/comma_exp.c  -g -O3 -fcilkplus (test for excess errors)
FAIL: ext/ext_pointer/1.cc (test for excess errors)
FAIL: g++.dg/ext/mv12.C -std=gnu++98 (test for excess errors)
FAIL: g++.dg/inherit/virtual9.C -std=c++11 (test for excess errors)
FAIL: g++.dg/torture/pr41257-2.C  -O0  (test for excess errors)
FAIL: g++.old-deja/g++.eh/ia64-1.C -std=gnu++11 (test for excess errors)
FAIL: tmpdir-g++.dg-struct-layout-1/t003 cp_compat_x_tst.o-cp_compat_y_tst.o link

New passes: