[Bug tree-optimization/59288] [4.7/4.8/4.9 Regression] ICE in get_initial_def_for_induction

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59288

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Nov 27 08:50:15 2013
New Revision: 205434

URL: http://gcc.gnu.org/viewcvs?rev=205434&root=gcc&view=rev
Log:
2013-11-27  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/59288
    * tree-vect-loop.c (get_initial_def_for_induction): Do not
    re-analyze the PHI but use STMT_VINFO_LOOP_PHI_EVOLUTION_PART.

    * gcc.dg/torture/pr59288.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr59288.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-loop.c