Regressions on trunk at revision 218413 vs revision 218349

[H.J. Lu ia32]

New failures:
FAIL: gcc.c-torture/execute/pr37573.c   -O3 -fomit-frame-pointer  execution test
FAIL: gcc.c-torture/execute/pr37573.c   -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  execution test
FAIL: gcc.c-torture/execute/pr37573.c   -O3 -fomit-frame-pointer -funroll-loops  execution test
FAIL: gcc.c-torture/execute/pr37573.c   -O3 -g  execution test
FAIL: gcc.dg/vect/pr60196-1.c execution test
FAIL: gcc.dg/vect/pr60196-1.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-multitypes-11.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-multitypes-12.c -flto -ffat-lto-objects execution test

New passes: