Regressions on trunk at revision 150075 vs revision 150073

[H.J. Lu ia64]

New failures:
FAIL: Throw_3 -O3 -findirect-dispatch output - source compiled test
FAIL: Throw_3 -O3 output - source compiled test
FAIL: gcc.c-torture/compile/limits-fndefn.c  -O3 -g  (test for excess errors)
FAIL: gcc.dg/builtin-apply4.c execution test
FAIL: gcc.dg/pr34989-1.c (internal compiler error)
FAIL: gcc.dg/pr34989-1.c (test for excess errors)
FAIL: gcc.dg/pr37106-1.c (internal compiler error)
FAIL: gcc.dg/pr37106-1.c (test for excess errors)
FAIL: gcc.dg/struct/wo_prof_double_malloc.c (internal compiler error)
FAIL: gcc.dg/struct/wo_prof_double_malloc.c (test for excess errors)
FAIL: gcc.dg/torture/pr26565.c  -O1  execution test
FAIL: gcc.dg/torture/pr26565.c  -O2  execution test
FAIL: gcc.dg/torture/pr26565.c  -Os  execution test
FAIL: gcc.dg/vect/vect-pre-interact.c scan-tree-dump-times vect "vectorized 1 loops" 1
FAIL: getlocalvartable output
FAIL: libffi.call/cls_longdouble_va.c -O0 -W -Wall output pattern test, is %.1f
FAIL: libffi.call/cls_longdouble_va.c -O2 -fomit-frame-pointer output pattern test, is %.1f
FAIL: libffi.call/cls_longdouble_va.c -O2 output pattern test, is %.1f
FAIL: libffi.call/cls_longdouble_va.c -O3 output pattern test, is %.1f
FAIL: libffi.call/cls_longdouble_va.c -Os output pattern test, is %.1f
WARNING: program timed out.

New passes: