From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11748 invoked by alias); 7 Sep 2005 15:25:37 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 11680 invoked by alias); 7 Sep 2005 15:25:27 -0000 Date: Wed, 07 Sep 2005 15:25:00 -0000 Message-ID: <20050907152527.11679.qmail@sourceware.org> From: "cvs-commit at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20050719084809.22555.rguenth@gcc.gnu.org> References: <20050719084809.22555.rguenth@gcc.gnu.org> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug tree-optimization/22555] array in struct disables salias subvars for other fields X-Bugzilla-Reason: CC X-SW-Source: 2005-09/txt/msg00815.txt.bz2 List-Id: ------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-09-07 15:25 ------- Subject: Bug 22555 CVSROOT: /cvs/gcc Module name: gcc Branch: improved-aliasing-branch Changes by: rguenth@gcc.gnu.org 2005-09-07 15:25:13 Modified files: gcc : tree-dfa.c tree-ssa-alias.c tree-ssa-loop-ivopts.c tree-ssa-loop.c tree-ssa-operands.c tree-ssa-structalias.c Added files: gcc : ChangeLog.iab gcc/testsuite : ChangeLog.iab gcc/testsuite/gcc.dg/tree-ssa: alias-3.c Log message: 2005-09-07 Richard Guenther PR tree-optimization/22555 * tree-dfa.c (okay_component_ref_for_subvars): Do not give up, if one structure field is an array. * tree-ssa-alias.c (create_overlap_variables_for): Likewise. * tree-ssa-structalias.c (create_variable_info_for): Likewise. (get_constraint_for_component_ref): Do not assert we can not only be accessing padding if we deal with an ARRAY_REF. * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt for renaming. * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa. * tree-ssa-operands.c (get_expr_operands): Continue scanning operands even if we found a subvar, but ignore VOPs in this case. * gcc.dg/tree-ssa/alias-3.c: New testcase. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.iab.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=NONE&r2=1.1.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dfa.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.63&r2=2.63.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-alias.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.109&r2=2.109.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivopts.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.87&r2=2.87.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.33.6.1&r2=2.33.6.2 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-operands.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.100&r2=2.100.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-structalias.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=2.27&r2=2.27.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.iab.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=NONE&r2=1.1.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/alias-3.c.diff?cvsroot=gcc&only_with_tag=improved-aliasing-branch&r1=NONE&r2=1.1.2.1 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22555