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* [Bug tree-optimization/55689] New: no_evolution_in_loop_p is too conservative
@ 2012-12-14 12:06 rguenth at gcc dot gnu.org
  2012-12-14 12:07 ` [Bug tree-optimization/55689] " rguenth at gcc dot gnu.org
  0 siblings, 1 reply; 2+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-12-14 12:06 UTC (permalink / raw)
  To: gcc-bugs


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55689

             Bug #: 55689
           Summary: no_evolution_in_loop_p is too conservative
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: tree-optimization
        AssignedTo: rguenth@gcc.gnu.org
        ReportedBy: rguenth@gcc.gnu.org


no_evolution_in_loop_p uses hide_evolution_in_other_loops_than_loop
(which looks broken, it isn't even conservative).  no_evolution_in_loop_p
should simply piggy-back on a worker extracted from tree_contains_chrec
and hide_evolution_in_other_loops_than_loop be removed (it's unused then).


^ permalink raw reply	[flat|nested] 2+ messages in thread

* [Bug tree-optimization/55689] no_evolution_in_loop_p is too conservative
  2012-12-14 12:06 [Bug tree-optimization/55689] New: no_evolution_in_loop_p is too conservative rguenth at gcc dot gnu.org
@ 2012-12-14 12:07 ` rguenth at gcc dot gnu.org
  0 siblings, 0 replies; 2+ messages in thread
From: rguenth at gcc dot gnu.org @ 2012-12-14 12:07 UTC (permalink / raw)
  To: gcc-bugs


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55689

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2012-12-14
     Ever Confirmed|0                           |1


^ permalink raw reply	[flat|nested] 2+ messages in thread

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2012-12-14 12:06 [Bug tree-optimization/55689] New: no_evolution_in_loop_p is too conservative rguenth at gcc dot gnu.org
2012-12-14 12:07 ` [Bug tree-optimization/55689] " rguenth at gcc dot gnu.org

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