Regressions on trunk at revision 222611 vs revision 222608

[H.J. Lu ia32 -fpic]

New failures:
FAIL: g++.dg/lto/20101010-4 cp_lto_20101010-4_0.o-cp_lto_20101010-4_0.o link,  -std=c++0x -flto -g -r -nostdlib  (internal compiler error)
FAIL: g++.dg/lto/20101010-4 cp_lto_20101010-4_0.o-cp_lto_20101010-4_0.o link,  -std=c++0x -flto -r -nostdlib  (internal compiler error)

New passes: