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[Bug middle-end/55478] [devirt] trunk fails inline-devirt test #4
- 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: Thu, 13 Dec 2012 10:46:00 +0000
- Subject: [Bug middle-end/55478] [devirt] trunk fails inline-devirt test #4
- Auto-submitted: auto-generated
- References: <bug-55478-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55478
--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> 2012-12-13 10:46:00 UTC ---
(In reply to comment #5)
> As for the PRE issue - we indeed seem to not release SSA temporaries
> created by PRE. I'll look into that.
Fixed with
2012-12-13 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c (get_representative_for): Adjust dumping.
Mark created SSA names for release.
(eliminate_bb): Insert only when expr is not NULL.