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[Bug tree-optimization/52548] missed PRE optimization when function call follows to-be hoisted variable
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 12 Mar 2012 14:02:59 +0000
- Subject: [Bug tree-optimization/52548] missed PRE optimization when function call follows to-be hoisted variable
- Auto-submitted: auto-generated
- References: <bug-52548-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52548
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
AssignedTo|unassigned at gcc dot |rguenth at gcc dot gnu.org
|gnu.org |
--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-03-12 14:02:59 UTC ---
As discussed, EXP_GEN can be cleaned from invalid mems at generation time,
mem-cleaning should happen separately from clean (), and applied to ANTIC_OUT
instead.
Mine for now, but don't hold your breath.