Regressions on trunk at revision 152434 vs revision 152433

[H.J. Lu ia32]

New failures:
FAIL: g++.dg/lto/20081109 cp_lto_20081109_0.o-cp_lto_20081109_1.o execute -O0 -fwhopr
FAIL: g++.dg/lto/20081109 cp_lto_20081109_0.o-cp_lto_20081109_1.o execute -O2 -fwhopr
FAIL: g++.dg/lto/20090106 cp_lto_20090106_0.o-cp_lto_20090106_0.o link
FAIL: g++.dg/lto/20090106 cp_lto_20090106_0.o-cp_lto_20090106_0.o link
FAIL: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o link
FAIL: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o link,  (internal compiler error)
FAIL: gcc.c-torture/execute/builtins/sprintf-chk.c execution,  -O2 -fwhopr 
FAIL: gcc.c-torture/execute/builtins/stpcpy-chk.c execution,  -O2 -fwhopr 
FAIL: gcc.c-torture/execute/builtins/strcpy-chk.c execution,  -O2 -fwhopr 
FAIL: gfortran.dg/lto/pr40725 f_lto_pr40725_0.o-f_lto_pr40725_1.o execute -O2 -flto
FAIL: gfortran.dg/lto/pr40725 f_lto_pr40725_0.o-f_lto_pr40725_1.o execute -O2 -fwhopr

New passes: