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2015-07-01 Richard Biener <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 1 Jul 2015 13:18:49 +0000 (13:18 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 1 Jul 2015 13:18:49 +0000 (13:18 +0000)
commitfd425e6293fb8306af74b3048352d97e1d67b922
treee048319d1f8fe53189f0de6f0710cba5e059e036tree
parentf410e1f5b44007c6cf6609df0afc16e7dcfeabd2commit | diff
2015-07-01  Richard Biener  <rguenther@suse.de>

* fold-const.c (fold_comparison): Move X - Y CMP 0 -> X CMP Y,
X * C1 CMP 0 -> X CMP 0, X CMP X, ~X CMP ~Y -> Y CMP X and
~X CMP C -> X CMP' ~C to ...
* match.pd: ... patterns here.

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