[Bug driver/45936] [4.6 regression] cc1 enters infinite loop within combine_simplify_rtx()

["jojelino at gmail dot com" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45936

gee <jojelino at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[4.6 regression] cc1 fails  |[4.6 regression] cc1 enters
                   |to generate target code     |infinite loop within
                   |with -O2                    |combine_simplify_rtx()

--- Comment #4 from gee <jojelino at gmail dot com> 2010-10-16 17:58:10 UTC ---
oh my god... maybe i need recompile gcc with -O2 -g... 
it died before call frame depth exceed #74673 LOL
#74650 0x00a10020 in if_then_else_cond ()
#74651 0x00a10020 in if_then_else_cond ()
#74652 0x00a10020 in if_then_else_cond ()
#74653 0x00a10020 in if_then_else_cond ()
#74654 0x00a10020 in if_then_else_cond ()
#74655 0x00a10020 in if_then_else_cond ()
#74656 0x00a10020 in if_then_else_cond ()
#74657 0x00a10020 in if_then_else_cond ()
#74658 0x00a16e51 in combine_simplify_rtx ()
#74659 0x00a1934b in subst ()
#74660 0x00a1912c in subst ()
#74661 0x00a1912c in subst ()
#74662 0x00a1c369 in try_combine ()
#74663 0x00a20774 in rest_of_handle_combine ()
#74664 0x0065418d in execute_one_pass ()
#74665 0x00654425 in execute_pass_list ()
#74666 0x00654438 in execute_pass_list ()
#74667 0x0079054b in tree_rest_of_compilation ()
#74668 0x00656a0c in cgraph_expand_function ()
#74669 0x00659885 in cgraph_optimize ()
#74670 0x00659e6a in cgraph_finalize_compilation_unit ()
---Type <return> to continue, or q <return> to quit---
#74671 0x0041c428 in c_write_global_declarations ()
#74672 0x006631f2 in toplev_main ()
#74673 0x004a6f50 in main ()