Regressions on trunk at revision 215417 vs revision 215386

[H.J. Lu Intel64]

New failures:

New passes:
FAIL: gcc.dg/lto/ipareference2 c_lto_ipareference2_0.o-c_lto_ipareference2_1.o execute  -O1 -flto -flto-partition=1to1 -fwhole-program
FAIL: gcc.dg/lto/ipareference2 c_lto_ipareference2_0.o-c_lto_ipareference2_1.o execute  -O1 -flto -flto-partition=1to1 -fwhole-program
FAIL: g++.dg/cpp0x/static_assert9.C  -std=c++11 (test for excess errors)
FAIL: g++.dg/cpp0x/static_assert9.C  -std=c++11 (test for excess errors)
FAIL: g++.dg/cpp0x/static_assert9.C  -std=c++1y (test for excess errors)
FAIL: g++.dg/cpp0x/static_assert9.C  -std=c++1y (test for excess errors)
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -fuse-linker-plugin
FAIL: g++.dg/lto/20101014-2 cp_lto_20101014-2_0.o assemble, -O2 -flto -fuse-linker-plugin