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[Bug tree-optimization/57318] [4.9 Regression] optimizer takes several seconds on nested loops
- 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: Tue, 21 May 2013 12:00:38 +0000
- Subject: [Bug tree-optimization/57318] [4.9 Regression] optimizer takes several seconds on nested loops
- Auto-submitted: auto-generated
- References: <bug-57318-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57318
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue May 21 11:59:28 2013
New Revision: 199140
URL: http://gcc.gnu.org/viewcvs?rev=199140&root=gcc&view=rev
Log:
2013-05-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/57318
* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Do not
estimate stmts with side-effects as likely eliminated.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-loop-ivcanon.c
Fixed - latent on the branch though.