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2011-09-07 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 7 Sep 2011 11:28:39 +0000 (11:28 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 7 Sep 2011 11:28:39 +0000 (11:28 +0000)
commitcd22a7968a89e465b934b7b2b9ff685a9652601b
treec6bedca9793378da04071c4b6c255b9f6de8eec4tree | snapshot
parentbdcd46972d7df975376991a30a49b16f451ed6e2commit | diff
2011-09-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/50213
* tree-flow.h (simple_iv_increment_p): Declare.
* tree-ssa-dom.c (simple_iv_increment_p): Export.  Also handle
POINTER_PLUS_EXPR.
* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do
not propagate simple IV counter increments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@178633 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/tree-flow.h diff | blob | history
gcc/tree-ssa-dom.c diff | blob | history
gcc/tree-ssa-forwprop.c diff | blob | history
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