Regressions on trunk at revision 152056 vs revision 151977

[H.J. Lu Intel64]

New failures:
FAIL: gcc.c-torture/execute/20000205-1.c execution,  -O3 -fomit-frame-pointer 
FAIL: gcc.c-torture/execute/20000205-1.c execution,  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions 
FAIL: gcc.c-torture/execute/20000205-1.c execution,  -O3 -fomit-frame-pointer -funroll-loops 
FAIL: gcc.c-torture/execute/980526-1.c execution,  -O3 -fomit-frame-pointer 
FAIL: gcc.c-torture/execute/ipa-sra-2.c execution,  -O3 -fomit-frame-pointer 
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O0  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O0  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O1  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O1  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O2  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O2  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O3 -fomit-frame-pointer  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O3 -g  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -Os  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -Os  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -Os  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -Os  execution test
FAIL: gcc.target/i386/pr12329.c  (test for errors, line 9)

New passes: