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[Bug tree-optimization/50204] [4.5/4.6/4.7 Regression] Missed fully redundant load found in crafty (SPEC 2k)
- 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, 11 Oct 2011 11:57:28 +0000
- Subject: [Bug tree-optimization/50204] [4.5/4.6/4.7 Regression] Missed fully redundant load found in crafty (SPEC 2k)
- Auto-submitted: auto-generated
- References: <bug-50204-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50204
--- Comment #10 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-11 11:57:28 UTC ---
Author: rguenth
Date: Tue Oct 11 11:57:23 2011
New Revision: 179799
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179799
Log:
2011-10-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/50204
* tree-ssa-alias.c (get_continuation_for_phi_1): Split out
two argument handling from ...
(get_continuation_for_phi): ... here. Handle arbitrary number
of PHI args.
* gcc.dg/tree-ssa/ssa-fre-36.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-36.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-alias.c