Regressions on trunk at revision 154873 vs revision 154872

[H.J. Lu ia32]

New failures:

New passes:
FAIL: gfortran.dg/char_result_7.f90  -O2  (internal compiler error)
FAIL: gfortran.dg/char_result_7.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer  (internal compiler error)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer -funroll-loops  (internal compiler error)
FAIL: gfortran.dg/char_result_7.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/char_result_7.f90  -Os  (internal compiler error)
FAIL: gfortran.dg/char_result_7.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/char_result_8.f90  -O2  (internal compiler error)
FAIL: gfortran.dg/char_result_8.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer  (internal compiler error)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (internal compiler error)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer -funroll-loops  (internal compiler error)
FAIL: gfortran.dg/char_result_8.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/char_result_8.f90  -Os  (internal compiler error)
FAIL: gfortran.dg/char_result_8.f90  -Os  (test for excess errors)