Regressions on lto at revision 152056 vs revision 151961

[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/20001130-1.c execution,  -O3 -fomit-frame-pointer 
FAIL: gcc.c-torture/execute/980526-1.c execution,  -O3 -fomit-frame-pointer 
FAIL: gcc.c-torture/execute/990208-1.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  -O0 -flto  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O0 -flto  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O0 -fwhopr  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O0 -fwhopr  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  -O2 -flto  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O2 -flto  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O2 -fwhopr  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O2 -fwhopr  execution test
FAIL: gcc.dg/torture/stackalign/regparm-1.c  -O3 -flto  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 -fwhopr  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)
ERROR: (DejaGnu) proc "libgomp_target_compile lto12169.c lto12169.exe executable {{additional_flags=-O0 -flto}}" does not exist.

New passes:
FAIL: gcc.c-torture/compile/builtin_unreachable-1.c  -Os  (internal compiler error)
FAIL: gcc.c-torture/compile/builtin_unreachable-1.c  -Os  (test for excess errors)
ERROR: (DejaGnu) proc "libgomp_target_compile lto302.c lto302.exe executable {{additional_flags=-O0 -flto}}" does not exist.