(gdb) run
Starting program: /home/shadowm/src/wesnoth/wesnoth-debug -e
[Thread debugging using libthread_db enabled]
[New Thread 0x7fffeb21b700 (LWP 26004)]
Battle for Wesnoth v1.9.10+svn (51956)
Started on Fri Nov 11 17:00:43 2011

Automatically found a possible data directory at /home/shadowm/src/wesnoth

Data directory: /home/shadowm/src/wesnoth
User configuration directory: /home/shadowm/.wesnoth-1.9
User data directory: /home/shadowm/.wesnoth-1.9
Cache directory: /home/shadowm/.wesnoth-1.9/cache
Checking video mode: 1280x752x32...
setting mode to 1280x752x32

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff4621ff3 in std::_Rb_tree_increment(std::_Rb_tree_node_base*) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
(gdb) bt
#0  0x00007ffff4621ff3 in std::_Rb_tree_increment(std::_Rb_tree_node_base*) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#1  0x00000000004a4e35 in std::_Rb_tree_const_iterator<map_location>::operator++ (this=0x7fffffffd010) at /usr/include/c++/4.6/bits/stl_tree.h:269
#2  0x0000000000b06f1b in boost::foreach_detail_::next<std::set<map_location, std::less<map_location>, std::allocator<map_location> >, mpl_::bool_<true> > (
    cur=...) at /usr/include/boost/foreach.hpp:737
#3  0x0000000000b45183 in editor::editor_controller::refresh_after_action (this=0x7fffffffd4e0, drag_part=true) at src/editor/editor_controller.cpp:797
#4  0x0000000000b4721c in editor::editor_controller::perform_refresh (this=0x7fffffffd4e0, action=..., drag_part=true)
    at src/editor/editor_controller.cpp:1286
#5  0x0000000000b471a9 in editor::editor_controller::perform_refresh_delete (this=0x7fffffffd4e0, action=0x4de94c0, drag_part=true)
    at src/editor/editor_controller.cpp:1279
#6  0x0000000000b47cc0 in editor::editor_controller::left_click (this=0x7fffffffd4e0, x=652, y=422, browse=false) at src/editor/editor_controller.cpp:1393
#7  0x0000000000a5b8bc in events::mouse_handler_base::mouse_press (this=0x7fffffffd538, event=..., browse=false) at src/mouse_handler_base.cpp:143
#8  0x0000000000875479 in controller_base::handle_event (this=0x7fffffffd4e0, event=...) at src/controller_base.cpp:91
#9  0x0000000000c971ff in events::pump () at src/events.cpp:380
#10 0x0000000000875c62 in controller_base::play_slice (this=0x7fffffffd4e0, is_delay_enabled=true) at src/controller_base.cpp:197
#11 0x0000000000b40bc2 in editor::editor_controller::main_loop (this=0x7fffffffd4e0) at src/editor/editor_controller.cpp:283
#12 0x0000000000884bfd in editor::start (game_conf=..., video=..., filename=..., take_screenshot=false, screenshot_filename=...)
    at src/editor/editor_main.cpp:51
#13 0x0000000000486376 in game_controller::start_editor (this=0x16296a0, filename=...) at src/game_controller.cpp:1308
#14 0x0000000000482b19 in game_controller::goto_editor (this=0x16296a0) at src/game_controller.cpp:881
#15 0x000000000041f50f in do_gameloop (argc=2, argv=0x7fffffffe098) at src/game.cpp:491
#16 0x000000000041ff5e in main (argc=2, argv=0x7fffffffe098) at src/game.cpp:627