From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5149 invoked by alias); 2 Nov 2008 15:28:52 -0000 Received: (qmail 25842 invoked by alias); 2 Nov 2008 15:27:30 -0000 Date: Sun, 02 Nov 2008 15:28:00 -0000 Message-ID: <20081102152730.25840.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/37542] [4.4 Regression] PRE doesn't simplify during phi-translation In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-11/txt/msg00128.txt.bz2 ------- Comment #6 from rguenth at gcc dot gnu dot org 2008-11-02 15:27 ------- Subject: Bug 37542 Author: rguenth Date: Sun Nov 2 15:26:04 2008 New Revision: 141534 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141534 Log: 2008-11-02 Richard Guenther PR tree-optimization/37542 * tree-ssa-pre.c (fully_constant_expression): Handle more cases. * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo. (vn_nary_op_lookup_stmt): Adjust for unary reference trees. (vn_nary_op_insert_stmt): Likewise. (visit_use): Likewise. * gcc.dg/tree-ssa/ssa-pre-22.c: New testcase. * gcc.c-torture/compile/20081101-1.c: Likewise. Added: trunk/gcc/testsuite/gcc.c-torture/compile/20081101-1.c trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-22.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-pre.c trunk/gcc/tree-ssa-sccvn.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37542