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2010-07-28 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 28 Jul 2010 16:03:09 +0000 (16:03 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 28 Jul 2010 16:03:09 +0000 (16:03 +0000)
commit6d0bf6d6a78b47891f0397395dc63d298a5189fb
treea39f84dc9ca118ac88aa33df39a3b8e2d319becbtree | snapshot
parent0f2c14c0bcd2ec771c1ef0d168727392b45721c0commit | diff
2010-07-28  Richard Guenther  <rguenther@suse.de>

* tree-ssa-ccp.c: Remove comment regarding STORE-CCP.
(set_lattice_value): Do not query an old default value.
(get_value_for_expr): New function.  Properly canonicalize
float values.
(ccp_visit_phi_node): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@162638 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/tree-ssa-ccp.c diff | blob | history
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