[Bug middle-end/57026] [4.9 Regression] ice: SSA corruption

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57026

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> 2013-04-23 08:08:55 UTC ---
Author: rguenth
Date: Tue Apr 23 08:08:25 2013
New Revision: 198175

URL: http://gcc.gnu.org/viewcvs?rev=198175&root=gcc&view=rev
Log:
2013-04-23  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/57026
    * tree-vrp.c (simplify_conversion_using_ranges): Do not propagate
    from SSA names occuring in abnormal PHI nodes.

    * gcc.dg/torture/pr57026.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr57026.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c