Regressions on trunk at revision 169275 vs revision 169191

[H.J. Lu ia32]

New failures:
FAIL: gcc.dg/gomp/appendix-a/a.27.1.c (internal compiler error)
FAIL: gcc.dg/gomp/appendix-a/a.27.1.c (test for excess errors)
FAIL: gcc.dg/gomp/combined-1.c (internal compiler error)
FAIL: gcc.dg/gomp/combined-1.c (test for excess errors)
FAIL: gcc.dg/gomp/combined-1.c scan-tree-dump-times optimized "GOMP_parallel_loop_runtime_start" 3: dump file does not exist
FAIL: gcc.dg/gomp/pr27388-3.c (internal compiler error)
FAIL: gcc.dg/gomp/pr27388-3.c (test for excess errors)
FAIL: gcc.dg/gomp/pr34692.c (internal compiler error)
FAIL: gcc.dg/gomp/pr34692.c (test for excess errors)
FAIL: gfortran.dg/gomp/appendix-a/a.23.2.f90  -O  (internal compiler error)
FAIL: gfortran.dg/gomp/appendix-a/a.23.2.f90  -O  (test for excess errors)
FAIL: gfortran.dg/gomp/appendix-a/a.27.1.f90  -O  (internal compiler error)
FAIL: gfortran.dg/gomp/appendix-a/a.27.1.f90  -O  (test for excess errors)
FAIL: libgomp.c/pr35625.c (internal compiler error)
FAIL: libgomp.c/pr35625.c (test for excess errors)
FAIL: libgomp.c/pr39591-3.c (internal compiler error)
FAIL: libgomp.c/pr39591-3.c (test for excess errors)

New passes: