http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56539



Vincent <vchou79 at gmail dot com> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

                 CC|                            |vchou79 at gmail dot com



--- Comment #4 from Vincent <vchou79 at gmail dot com> 2013-03-05 21:14:04 UTC 
---

bash-4.1$ x86_64-w64-mingw32-gcc -O2 t.c

t.c: In function 'main':

t.c:9:5: internal compiler error: Segmentation fault

 int main()

     ^

0x71fa65 crash_signal

        ../../gcc-4_8-trunk/gcc/toplev.c:332

0x748617 ssa_default_def(function*, tree_node*)

        ../../gcc-4_8-trunk/gcc/tree-dfa.c:310

0x748688 get_or_create_ssa_default_def(function*, tree_node*)

        ../../gcc-4_8-trunk/gcc/tree-dfa.c:362

0x760f7c get_reaching_def

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:1155

0x76364b maybe_replace_use

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:1772

0x76364b rewrite_update_stmt

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:1955

0x76364b rewrite_update_enter_block

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:2124

0xab5380 walk_dominator_tree(dom_walk_data*, basic_block_def*)

        ../../gcc-4_8-trunk/gcc/domwalk.c:187

0x761183 rewrite_blocks

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:2204

0x7669bc update_ssa(unsigned int)

        ../../gcc-4_8-trunk/gcc/tree-into-ssa.c:3283

0xb371a4 tree_unroll_loops_completely(bool, bool)

        ../../gcc-4_8-trunk/gcc/tree-ssa-loop-ivcanon.c:1175

0x7d4c92 tree_complete_unroll_inner

        ../../gcc-4_8-trunk/gcc/tree-ssa-loop.c:511

Please submit a full bug report,

with preprocessed source if appropriate.

Please include the complete backtrace with any bug report.

See <http://gcc.gnu.org/bugs.html> for instructions.



gcc version 4.8.0 20130305 (experimental) [gcc-4_8-trunk revision 196448]

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