Regressions on lto at revision 145085 vs revision 145054

[H.J. Lu ia64]

New failures:
FAIL: gcc.c-torture/execute/20090219-1.c compilation,  -O0 -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/20090219-1.c compilation,  -O0 -fwhopr  (internal compiler error)
FAIL: gcc.dg/tree-ssa/loop-31.c scan-tree-dump-times optimized " \+ 2" 1

New passes:
FAIL: gcc.c-torture/compile/20021204-1.c  -O1 -flto  (internal compiler error)
FAIL: gcc.c-torture/compile/20021204-1.c  -O1 -flto  (test for excess errors)
FAIL: gcc.c-torture/compile/20021204-1.c  -O2 -flto  (internal compiler error)
FAIL: gcc.c-torture/compile/20021204-1.c  -O2 -flto  (test for excess errors)
FAIL: gcc.c-torture/compile/20021204-1.c  -O2 -fwhopr  (internal compiler error)
FAIL: gcc.c-torture/compile/20021204-1.c  -O2 -fwhopr  (test for excess errors)
FAIL: gcc.c-torture/compile/20021204-1.c  -O3 -flto -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.c-torture/compile/20021204-1.c  -O3 -flto -fomit-frame-pointer  (test for excess errors)
FAIL: gcc.c-torture/compile/20021204-1.c  -Os -flto  (internal compiler error)
FAIL: gcc.c-torture/compile/20021204-1.c  -Os -flto  (test for excess errors)
FAIL: gcc.c-torture/execute/20061220-1.c compilation,  -O2 -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/20061220-1.c compilation,  -O2 -fwhopr  (internal compiler error)
FAIL: gcc.c-torture/execute/20061220-1.c compilation,  -O3 -flto -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.c-torture/execute/20061220-1.c compilation,  -Os -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/921215-1.c compilation,  -O2 -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/921215-1.c compilation,  -O2 -fwhopr  (internal compiler error)
FAIL: gcc.c-torture/execute/921215-1.c compilation,  -O3 -flto -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.c-torture/execute/921215-1.c compilation,  -Os -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/nestfunc-7.c compilation,  -O2 -flto  (internal compiler error)
FAIL: gcc.c-torture/execute/nestfunc-7.c compilation,  -O2 -fwhopr  (internal compiler error)
FAIL: gcc.c-torture/execute/nestfunc-7.c compilation,  -O3 -flto -fomit-frame-pointer  (internal compiler error)
FAIL: gcc.c-torture/execute/nestfunc-7.c compilation,  -Os -flto  (internal compiler error)