From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20454 invoked by alias); 28 Mar 2007 11:45:26 -0000 Received: (qmail 19720 invoked by uid 48); 28 Mar 2007 11:45:13 -0000 Date: Wed, 28 Mar 2007 11:45:00 -0000 Message-ID: <20070328114513.19719.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug regression/31383] ICE with -O2 -ftree-vectorize (regression) In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "ubizjak at gmail dot com" 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: 2007-03/txt/msg02644.txt.bz2 ------- Comment #1 from ubizjak at gmail dot com 2007-03-28 12:45 ------- Confirmed on i686-pc-linux-gnu with -O2 -msse2 -ftree-vectorize. Backtrace: #0 fancy_abort (file=0x871dab0 "../../gcc-svn/trunk/gcc/tree-data-ref.c", line=2072, function=0x871eed6 "affine_function_equal_p") at ../../gcc-svn/trunk/gcc/diagnostic.c:655 #1 0x083167cd in common_affine_function (cf=0xa1f51c0) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2072 #2 0x08316818 in compute_subscript_distance (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2212 #3 0x08324749 in subscript_dependence_tester (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4158 #4 0x083261ce in compute_data_dependences_for_loop (loop=0xa1eb0c0, compute_self_and_read_read_dependences=1 '\001', datarefs=0xa1e7184, dependence_relations=0xa1e7188) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4782 #5 0x08663096 in vect_analyze_loop (loop=0xa1eb0c0) at ../../gcc-svn/trunk/gcc/tree-vect-analyze.c:1985 #6 0x0841eab4 in vectorize_loops () at ../../gcc-svn/trunk/gcc/tree-vectorizer.c:2222 -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Last reconfirmed|0000-00-00 00:00:00 |2007-03-28 12:45:13 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383