[Bug tree-optimization/60012] Vectorizer generates unnecessary loop versioning for alias

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60012

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Feb  4 09:34:58 2014
New Revision: 207455

URL: http://gcc.gnu.org/viewcvs?rev=207455&root=gcc&view=rev
Log:
2014-02-04  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/60012
    * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Apply
    TBAA disambiguation to all DDRs.

    * gcc.dg/vect/pr60012.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr60012.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-data-refs.c