Regressions on 4.5 at revision 162784 vs revision 162781

[H.J. Lu ia64]

New failures:
FAIL: gcc.c-torture/compile/920710-2.c  -O2  (test for excess errors)
FAIL: gfortran.dg/g77/980701-1.f  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/g77/980701-1.f  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  execution test
FAIL: gfortran.dg/g77/980701-1.f  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/g77/980701-1.f  -O3 -g  execution test
FAIL: gfortran.dg/g77/980701-1.f  -Os  (test for excess errors)
FAIL: gfortran.dg/g77/980701-1.f  -Os  execution test
FAIL: gfortran.dg/g77/980729-0.f  -O  (test for excess errors)
FAIL: gfortran.dg/g77/981117-1.f  -O  (test for excess errors)
FAIL: gfortran.dg/g77/990115-1.f  -O  (test for excess errors)
FAIL: gfortran.dg/g77/alpha1.f  -O  (test for excess errors)
FAIL: gfortran.dg/g77/cabs.f  -O0  (test for excess errors)
FAIL: gfortran.dg/g77/cabs.f  -O1  (test for excess errors)
FAIL: gfortran.dg/string_pad_trunc.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
WARNING: program timed out.
WARNING: program timed out.

New passes:
FAIL: gcc.c-torture/compile/20021124-1.c  -O2 -fwhopr  (test for excess errors)
FAIL: gcc.c-torture/execute/inst-check.c compilation,  -O2 -fwhopr 
FAIL: gfortran.dg/char_unpack_1.f90  -O1  (test for excess errors)