[Bug tree-optimization/55110] [4.8 Regression] Internal compiler error in vectorizable_reduction, at tree-vect-loop.c:4633

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55110

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-02-19 17:16:02 UTC ---
Author: jakub
Date: Tue Feb 19 17:15:53 2013
New Revision: 196140

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196140
Log:
    Backported from mainline
    2012-11-27  Jakub Jelinek  <jakub@redhat.com>

    PR tree-optimization/55110
    * tree-vect-loop.c (vectorizable_reduction): Don't assert
    that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.

    * gcc.dg/pr55110.c: New test.

Added:
    branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/pr55110.c
Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_7-branch/gcc/tree-vect-loop.c