[Bug bootstrap/58509] [4.9 regression] ICE in calc_dfs_tree, at dominance.c:397 during Ada runtime build

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58509

--- Comment #6 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Mon Oct 14 10:13:12 2013
New Revision: 203518

URL: http://gcc.gnu.org/viewcvs?rev=203518&root=gcc&view=rev
Log:
    PR bootstrap/58509
    * config/sparc/sparc-protos.h (widen_mem_for_ldd_peep): Declare.
    (registers_ok_for_ldd_peep): Move around.
    * config/sparc/sparc.c (widen_mem_for_ldd_peep): New.
    * config/sparc/sparc.md (widening peepholes): Use it.

Added:
    trunk/gcc/testsuite/gnat.dg/specs/opt1.ads
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sparc-protos.h
    trunk/gcc/config/sparc/sparc.c
    trunk/gcc/config/sparc/sparc.md
    trunk/gcc/testsuite/ChangeLog