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r182009 - in /trunk/gcc: ChangeLog tree-ssa-ali...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 05 Dec 2011 14:31:46 -0000
- Subject: r182009 - in /trunk/gcc: ChangeLog tree-ssa-ali...
Author: rguenth
Date: Mon Dec 5 14:31:44 2011
New Revision: 182009
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182009
Log:
2011-12-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.h (struct ao_ref_s): Add volatile_p field.
* tree-ssa-alias.c (ao_ref_init): Initialize it.
(ao_ref_init_from_ptr_and_size): Likewise.
(refs_may_alias_p_1): Two volatile accesses conflict.
(ref_maybe_used_by_call_p_1): Likewise.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Initialize
volatile_p field.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-alias.c
trunk/gcc/tree-ssa-alias.h
trunk/gcc/tree-ssa-sccvn.c