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re PR tree-optimization/69467 (Pattern X * C1 CMP 0 to X CMP 0 causes performance...
authorRichard Biener <rguenther@suse.de>
Tue, 26 Jan 2016 12:05:22 +0000 (12:05 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Tue, 26 Jan 2016 12:05:22 +0000 (12:05 +0000)
commitbc6e9db4169f97f73385800ebd82afeb4caeebed
tree12c72ff76e36de47de6c4929d10f02eb77001ef3tree | snapshot
parent22a08dd1269d6f5317dbb6e3a23365bb5c4e82a3commit | diff
re PR tree-optimization/69467 (Pattern X * C1 CMP 0 to X CMP 0 causes performance drop on 32-bit x86.)

2016-01-26  Richard Biener  <rguenther@suse.de>

PR middle-end/69467
* match.pd: Guard X * CST CMP 0 pattern with single_use.

From-SVN: r232821
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