[Bug tree-optimization/49539] [4.7 regression] ICE building gnattools

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49539

--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-06-29 16:03:00 UTC ---
Author: ebotcazou
Date: Wed Jun 29 16:02:56 2011
New Revision: 175650

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175650
Log:
    PR tree-optimization/49539
    * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
    names by means of stmt_references_abnormal_ssa_name.
    (associate_plusminus): Call can_propagate_from before propagating
    from definition statements.
    (ssa_forward_propagate_and_combine): Remove superfluous newline.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-forwprop.c