[Bug tree-optimization/77282] [7 regression] test case gcc.dg/autopar/pr46193.c fails starting with r239414

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Aug 18 10:06:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77282

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

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

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Aug 18 10:06:03 2016
New Revision: 239565

URL: https://gcc.gnu.org/viewcvs?rev=239565&root=gcc&view=rev
Log:
2016-08-18  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/77282
        * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
        When doing auto-parallelizing also prevent use of PHIs that
        carry dependences across loop backedges.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-pre.c


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