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r136152 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 29 May 2008 10:31:59 -0000
- Subject: r136152 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Thu May 29 10:31:58 2008
New Revision: 136152
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=136152
Log:
2008-05-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36343
PR tree-optimization/36346
PR tree-optimization/36347
* tree-flow.h (clobber_what_p_points_to): Declare.
* tree-ssa-structalias.c (set_uids_in_ptset): Whether the
pointed-to variable is dereferenced is irrelevant to whether
the pointer can access the pointed-to variable.
(clobber_what_p_points_to): New function.
* tree-ssa-alias.c (set_initial_properties): Use it.
* tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
call clobber check for NMTs.
* gcc.c-torture/execute/pr36343.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr36343.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-flow.h
trunk/gcc/tree-ssa-alias.c
trunk/gcc/tree-ssa-structalias.c
trunk/gcc/tree-ssa.c