From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17962 invoked by alias); 28 Apr 2008 12:49:07 -0000 Received: (qmail 17747 invoked by uid 48); 28 Apr 2008 12:48:20 -0000 Date: Mon, 28 Apr 2008 12:49:00 -0000 Message-ID: <20080428124820.17746.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/36071] [4.4 Regression] segmentation fault In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jv244 at cam dot ac dot uk" 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: 2008-04/txt/msg01993.txt.bz2 ------- Comment #1 from jv244 at cam dot ac dot uk 2008-04-28 12:48 ------- trace rogram received signal SIGSEGV, Segmentation fault. 0x00000000005b4e18 in operand_equal_p (arg0=0x2b9220d76420, arg1=0x2b9220c5b240, flags=0) at /data03/vondele/gcc_trunk/gcc/gcc/fold-const.c:3037 3037 if (TYPE_UNSIGNED (TREE_TYPE (arg0)) != TYPE_UNSIGNED (TREE_TYPE (arg1))) (gdb) bt #0 0x00000000005b4e18 in operand_equal_p (arg0=0x2b9220d76420, arg1=0x2b9220c5b240, flags=0) at /data03/vondele/gcc_trunk/gcc/gcc/fold-const.c:3037 #1 0x00000000007f7d70 in simplify_replace_tree (expr=0x2b9220d76420, old=0x2b9220c5b240, new_tree=0x2b922099d960) at /data03/vondele/gcc_trunk/gcc/gcc/tree-ssa-loop-niter.c:1347 #2 0x00000000007f7e72 in simplify_replace_tree (expr=0x2b9221320840, old=0x2b9220c5b240, new_tree=0x2b922099d960) at /data03/vondele/gcc_trunk/gcc/gcc/tree-ssa-loop-niter.c:1358 #3 0x00000000007f7e72 in simplify_replace_tree (expr=0x2b9221320880, old=0x2b9220c5b240, new_tree=0x2b922099d960) at /data03/vondele/gcc_trunk/gcc/gcc/tree-ssa-loop-niter.c:1358 #4 0x00000000007f80ad in substitute_in_loop_info (loop=0x2b9220bac5a0, name=0x90, val=0x0) at /data03/vondele/gcc_trunk/gcc/gcc/tree-ssa-loop-niter.c:3070 #5 0x0000000000703be4 in replace_uses_by (name=0x2b9220c5b240, val=0x2b922099d960) at /data03/vondele/gcc_trunk/gcc/gcc/tree-cfg.c:1273 #6 0x00000000007132db in tree_merge_blocks (a=0x2b9220d9d900, b=0x2b9220e0e360) at /data03/vondele/gcc_trunk/gcc/gcc/tree-cfg.c:1337 #7 0x0000000000ac4206 in merge_blocks (a=0x2b9220d9d900, b=0x2b9220e0e360) at /data03/vondele/gcc_trunk/gcc/gcc/cfghooks.c:660 #8 0x000000000071b660 in cleanup_tree_cfg_bb (bb=0x2b9220d9d900) at /data03/vondele/gcc_trunk/gcc/gcc/tree-cfgcleanup.c:568 #9 0x000000000071bca8 in cleanup_tree_cfg () at /data03/vondele/gcc_trunk/gcc/gcc/tree-cfgcleanup.c:616 #10 0x0000000000896715 in execute_vrp () at /data03/vondele/gcc_trunk/gcc/gcc/tree-vrp.c:6758 #11 0x0000000000677c26 in execute_one_pass (pass=0xf86c60) at /data03/vondele/gcc_trunk/gcc/gcc/passes.c:1132 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36071