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From: "steven at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/46183] [4.6 Regression] ICE: in calc_dfs_tree, at dominance.c:396 with -O -fno-dse -fgcse -ftree-pre
Date: Tue, 02 Nov 2010 14:48:00 -0000 [thread overview]
Message-ID: <20101102144800.qzWzSMUIrr5WJwx7ggFq_ewVc4y4lQnBbdbj8rhYIGk@z> (raw)
In-Reply-To: <bug-46183-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46183
--- Comment #5 from Steven Bosscher <steven at gcc dot gnu.org> 2010-11-02 14:48:28 UTC ---
For the record:
Program received signal SIGSEGV, Segmentation fault.
0x000000000057f64c in flow_loops_find (loops=0x7ffff72516e0) at
../../trunk/gcc/cfgloop.c:462
462 if (!TEST_BIT (headers, rc_order[b]))
(gdb) bt
#0 0x000000000057f64c in flow_loops_find (loops=0x7ffff72516e0) at
../../trunk/gcc/cfgloop.c:462
#1 0x0000000000703e36 in loop_optimizer_init (flags=0) at
../../trunk/gcc/loop-init.c:52
#2 0x0000000000cc7c2b in fwprop_init () at ../../trunk/gcc/fwprop.c:1381
#3 0x0000000000cc7ec9 in fwprop_addr () at ../../trunk/gcc/fwprop.c:1464
#4 0x000000000074ab8f in execute_one_pass (pass=0x1380200) at
../../trunk/gcc/passes.c:1560
#5 0x000000000074ae2c in execute_pass_list (pass=0x1380200) at
../../trunk/gcc/passes.c:1615
#6 0x000000000074ae4a in execute_pass_list (pass=0x137a620) at
../../trunk/gcc/passes.c:1616
#7 0x0000000000875b7e in tree_rest_of_compilation (fndecl=0x7ffff71f0000) at
../../trunk/gcc/tree-optimize.c:422
#8 0x0000000000a13ec9 in cgraph_expand_function (node=0x7ffff71f3000) at
../../trunk/gcc/cgraphunit.c:1494
#9 0x0000000000a13ff0 in cgraph_expand_all_functions () at
../../trunk/gcc/cgraphunit.c:1553
#10 0x0000000000a14582 in cgraph_optimize () at
../../trunk/gcc/cgraphunit.c:1809
#11 0x0000000000a12a8f in cgraph_finalize_compilation_unit () at
../../trunk/gcc/cgraphunit.c:1016
#12 0x00000000004a69df in c_write_global_declarations () at
../../trunk/gcc/c-decl.c:9827
#13 0x000000000081c8cf in compile_file () at ../../trunk/gcc/toplev.c:931
#14 0x000000000081ec3e in do_compile () at ../../trunk/gcc/toplev.c:2359
#15 0x000000000081ed4a in toplev_main (argc=6, argv=0x7fffffffe2a8) at
../../trunk/gcc/toplev.c:2419
#16 0x0000000000525643 in main (argc=6, argv=0x7fffffffe2a8) at
../../trunk/gcc/main.c:36
(gdb) up 5
#5 0x000000000074ae2c in execute_pass_list (pass=0x1380200) at
../../trunk/gcc/passes.c:1615
1615 if (execute_one_pass (pass) && pass->sub)
(gdb) p *pass
$1 = {type = RTL_PASS, name = 0x1024d89 "fwprop2", gate = 0xcc7cba
<gate_fwprop>, execute = 0xcc7ebc <fwprop_addr>, sub = 0x0,
next = 0x137fb00, static_pass_number = 180, tv_id = TV_FWPROP,
properties_required = 0, properties_provided = 0,
properties_destroyed = 0, todo_flags_start = 524288, todo_flags_finish =
132097}
(gdb)
next prev parent reply other threads:[~2010-11-02 14:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-26 13:35 [Bug tree-optimization/46183] New: " zsojka at seznam dot cz
2010-10-26 13:52 ` [Bug tree-optimization/46183] " rguenth at gcc dot gnu.org
2010-10-26 15:03 ` hjl.tools at gmail dot com
2010-10-27 1:58 ` jakub at gcc dot gnu.org
2010-10-29 12:52 ` rguenth at gcc dot gnu.org
2010-11-02 13:58 ` rguenth at gcc dot gnu.org
2010-11-02 14:37 ` steven at gcc dot gnu.org
2010-11-02 14:48 ` steven at gcc dot gnu.org [this message]
2010-11-02 15:03 ` steven at gcc dot gnu.org
2010-11-02 16:04 ` ebotcazou at gcc dot gnu.org
2010-11-04 14:02 ` rguenth at gcc dot gnu.org
2010-11-04 15:19 ` rguenth at gcc dot gnu.org
2010-11-04 15:21 ` rguenth at gcc dot gnu.org
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