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From: "jv244 at cam dot ac dot uk" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/36071] [4.4 Regression] segmentation fault
Date: Mon, 28 Apr 2008 12:49:00 -0000 [thread overview]
Message-ID: <20080428124820.17746.qmail@sourceware.org> (raw)
In-Reply-To: <bug-36071-6642@http.gcc.gnu.org/bugzilla/>
------- 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
next prev parent reply other threads:[~2008-04-28 12:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-28 12:44 [Bug middle-end/36071] New: " jv244 at cam dot ac dot uk
2008-04-28 12:49 ` jv244 at cam dot ac dot uk [this message]
2008-04-28 12:55 ` [Bug middle-end/36071] " jv244 at cam dot ac dot uk
2008-04-28 13:57 ` jv244 at cam dot ac dot uk
2008-05-05 5:05 ` pinskia at gcc dot gnu dot org
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