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[Bug middle-end/66375] [4.8/4.9/5/6 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu
- 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: Wed, 03 Jun 2015 07:57:45 +0000
- Subject: [Bug middle-end/66375] [4.8/4.9/5/6 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-66375-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66375
--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Jun 3 07:57:13 2015
New Revision: 224060
URL: https://gcc.gnu.org/viewcvs?rev=224060&root=gcc&view=rev
Log:
2015-06-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/66375
* tree-scalar-evolution.c (follow_ssa_edge_binary): First
add to the evolution before following SSA edges.
* gcc.dg/torture/pr66375.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr66375.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-scalar-evolution.c