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[Bug tree-optimization/17766] [4.0 Regression] cc1 hangs in with -O3, works with -O2
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 1 Oct 2004 13:42:53 -0000
- Subject: [Bug tree-optimization/17766] [4.0 Regression] cc1 hangs in with -O3, works with -O2
- References: <20041001071243.17766.olh@suse.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-01 13:42 -------
Confirmed but not reduced yet, here is the backtrace:
....
#3 0x002ad884 in delete_from_dominance_info (dir=CDI_DOMINATORS, bb=0xd84d14) at /Users/
pinskia/src/local/gcc/gcc/dominance.c:950
#4 0x002ac80c in free_dominance_info (dir=CDI_DOMINATORS) at /Users/pinskia/src/local/gcc/gcc/
dominance.c:664
#5 0x002ac5bc in calculate_dominance_info (dir=CDI_DOMINATORS) at /Users/pinskia/src/local/gcc/
gcc/dominance.c:624
#6 0x0018f404 in tree_ssa_dominator_optimize () at /Users/pinskia/src/local/gcc/gcc/tree-ssa-
dom.c:336
#7 0x00103ce4 in execute_one_pass (pass=0x416025c0) at /Users/pinskia/src/local/gcc/gcc/tree-
optimize.c:504
#8 0x00103e30 in execute_pass_list (pass=0x416025c0) at /Users/pinskia/src/local/gcc/gcc/tree-
optimize.c:539
#9 0x00103e58 in execute_pass_list (pass=0x9144e0) at /Users/pinskia/src/local/gcc/gcc/tree-
optimize.c:540
#10 0x00104250 in tree_rest_of_compilation (fndecl=0xa85f04, nested_p=0 '\0') at /Users/pinskia/
src/local/gcc/gcc/tree-optimize.c:639
#11 0x0002e2e4 in c_expand_body (fndecl=0xa85f04) at /Users/pinskia/src/local/gcc/gcc/c-decl.c:
6327
#12 0x006c0ecc in cgraph_expand_function (node=0xaf7c98) at /Users/pinskia/src/local/gcc/gcc/
cgraphunit.c:1046
#13 0x006c697c in cgraph_expand_all_functions () at /Users/pinskia/src/local/gcc/gcc/cgraphunit.c:
2728
#14 0x006c6f24 in cgraph_optimize () at /Users/pinskia/src/local/gcc/gcc/cgraphunit.c:2839
#15 0x00031bb0 in c_write_global_declarations () at /Users/pinskia/src/local/gcc/gcc/c-decl.c:7297
#16 0x006057b4 in compile_file () at /Users/pinskia/src/local/gcc/gcc/toplev.c:998
#17 0x00608404 in do_compile () at /Users/pinskia/src/local/gcc/gcc/toplev.c:2069
#18 0x006084a0 in toplev_main (argc=3, argv=0xbffffd7c) at /Users/pinskia/src/local/gcc/gcc/
toplev.c:2101
#19 0x000c6188 in main (argc=3, argv=0xbffffd7c) at /Users/pinskia/src/local/gcc/gcc/main.c:35
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17766