https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65494

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Mar 23 12:47:54 2015
New Revision: 221592

URL: https://gcc.gnu.org/viewcvs?rev=221592&root=gcc&view=rev
Log:
2015-03-23  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/65494
    * tree-vect-slp.c (vect_build_slp_tree): Do not (re-)allocate
    matches here.
    (vect_analyze_slp_instance): But do that here, always and once.

    * gcc.dg/vect/pr65494.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr65494.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-slp.c

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