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Date: Mon, 17 Feb 1997 12:30:09 -0500
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From: Darrell Kindred <dkindred@cmu.edu>
To: xemacs-beta@xemacs.org
Subject: 19.15b94 crash (extents)
Organization: Carnegie Mellon University School of Computer Science

I don't know if this has been reported before, but it's just
happened to me twice in ten minutes.  I'll keep the core
file around for a while in case there's any more info I can
provide.

- Darrell

Fatal error: assertion failed, file /usr1/src/xemacs-19.15-b94/src/extents.c, line 842, foundp

  pos-visible-in-window-p(202)
  # (condition-case ... . ((args-out-of-range)))
  # bind (pos)
  # (unwind-protect ...)
  # bind (oldpos pface dir pos mismatch)
  paren-highlight()
  # (condition-case ... . error)
  # (condition-case ... . error)
  # (catch top-level ...)

#0  0x401e1911 in __kill ()
#1  0x8081379 in fatal_error_signal (sig=6)
    at /usr1/src/xemacs-19.15-b94/src/emacs.c:200
#2  0xbfffee44 in ?? ()
#3  0x4021da3d in gsignal ()
#4  0x809c7e9 in extent_list_delete (el=0x83101b0, extent=0x8533624)
    at /usr1/src/xemacs-19.15-b94/src/extents.c:842
#5  0x809d7b6 in soe_move (obj=407486464, pos=55)
    at /usr1/src/xemacs-19.15-b94/src/extents.c:1475
#6  0x809fbce in extent_find_end_of_run (obj=407486464, pos=55, 
    outside_accessible=0) at /usr1/src/xemacs-19.15-b94/src/extents.c:2525
#7  0x80a0e18 in extent_fragment_update (w=0x8376c00, ef=0x8572780, pos=55)
    at /usr1/src/xemacs-19.15-b94/src/extents.c:2782
#8  0x81078fe in create_text_block (w=0x8376c00, dl=0x84e1848, 
    bi_start_pos=46, start_col=0, prop=0xbffff214, type=2)
    at /usr1/src/xemacs-19.15-b94/src/redisplay.c:1986
#9  0x81052d6 in generate_display_line (w=0x8376c00, dl=0x84e1848, bounds=1, 
    start_pos=46, start_col=0, prop=0xbffff214, type=2)
    at /usr1/src/xemacs-19.15-b94/src/redisplay.c:735
#10 0x810c10f in regenerate_window (w=0x8376c00, start_pos=46, point=46, 
    type=2) at /usr1/src/xemacs-19.15-b94/src/redisplay.c:4269
#11 0x8110d10 in update_line_start_cache (w=0x8376c00, from=46, to=387, 
    point=46, no_regen=0) at /usr1/src/xemacs-19.15-b94/src/redisplay.c:6948
#12 0x810fdb7 in point_in_line_start_cache (w=0x8376c00, point=46, min_past=0)
    at /usr1/src/xemacs-19.15-b94/src/redisplay.c:6287
#13 0x8110255 in point_would_be_visible (w=0x8376c00, startp=46, point=202)
    at /usr1/src/xemacs-19.15-b94/src/redisplay.c:6467
#14 0x817f8d7 in Fpos_visible_in_window_p (pos=202, window=405590020)
    at /usr1/src/xemacs-19.15-b94/src/window.c:1294
#15 0x8087b19 in primitive_funcall (fn=0x817f7b0 <Fpos_visible_in_window_p>, 
    nargs=2, args=0xbffff3f4) at /usr1/src/xemacs-19.15-b94/src/eval.c:3457
#16 0x8087d18 in funcall_subr (subr=0x82922e0, args=0xbffff3f4)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3481
#17 0x8086fa1 in Feval (form=674551964)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3029
#18 0x8084e46 in condition_case_1 (handlers=674551996, bfun=0x80868b0 <Feval>, 
    barg=674551964, hfun=0x8084ec0 <run_condition_case_handlers>, 
    harg=405590020) at /usr1/src/xemacs-19.15-b94/src/eval.c:1647
#19 0x8084fff in Fcondition_case_3 (bodyform=674551964, var=405590020, 
    handlers=674551996) at /usr1/src/xemacs-19.15-b94/src/eval.c:1710

#20 0x8060f04 in Fbyte_code (bytestr=942816832, vector=1212327936, maxdepth=6)
    at /usr1/src/xemacs-19.15-b94/src/bytecode.c:654
#21 0x8088108 in funcall_lambda (fun=406966596, nargs=0, arg_vector=0xbffff694)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3591
#22 0x80873ae in funcall_recording_as (recorded_as=406937308, nargs=1, 
    args=0xbffff690) at /usr1/src/xemacs-19.15-b94/src/eval.c:3189
#23 0x80873f3 in Ffuncall (nargs=1, args=0xbffff690)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3217
#24 0x80886a5 in run_hook_with_args_in_buffer (buf=0x849c000, nargs=1, 
    args=0xbffff690, cond=RUN_HOOKS_TO_COMPLETION)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3768
#25 0x808871a in run_hook_with_args (nargs=1, args=0xbffff690, 
    cond=RUN_HOOKS_TO_COMPLETION) at /usr1/src/xemacs-19.15-b94/src/eval.c:3781
#26 0x808839b in Frun_hooks (nargs=1, args=0xbffff6ac)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3644
#27 0x808882e in run_hook (hook=405674948)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:3885
#28 0x80894cc in catch_them_squirmers_run_hook (hook_symbol=405674948)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:4357
#29 0x8084e46 in condition_case_1 (handlers=405590116, 
    bfun=0x80894c0 <catch_them_squirmers_run_hook>, barg=405674948, 
    hfun=0x80891f0 <allow_quit_safe_run_hook_caught_a_squirmer>, 
    harg=676087228) at /usr1/src/xemacs-19.15-b94/src/eval.c:1647
#30 0x80896e2 in safe_run_hook_trapping_errors (
    warning_string=0x81b07b4 "Error in `post-command-hook' (setting hook to nil)", hook_symbol=405674948, allow_quit=1)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:4417
#31 0x8099487 in post_command_hook ()
    at /usr1/src/xemacs-19.15-b94/src/event-stream.c:3616
#32 0x809927a in execute_command_event (command_builder=0x830dec0, 
    event=408386236) at /usr1/src/xemacs-19.15-b94/src/event-stream.c:3538
#33 0x809a3db in Fdispatch_event (event=408386236)
    at /usr1/src/xemacs-19.15-b94/src/event-stream.c:3872
#34 0x8067673 in Fcommand_loop_1 ()
    at /usr1/src/xemacs-19.15-b94/src/cmdloop.c:540
#35 0x8067363 in command_loop_1 (dummy=405590020)
    at /usr1/src/xemacs-19.15-b94/src/cmdloop.c:460
#36 0x8084e46 in condition_case_1 (handlers=405590116, 
    bfun=0x80672f0 <command_loop_1>, barg=405590020, 
    hfun=0x8066620 <cmd_error>, harg=405590020)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:1647
#37 0x8066700 in command_loop_3 ()
    at /usr1/src/xemacs-19.15-b94/src/cmdloop.c:222
#38 0x8066728 in command_loop_2 (dummy=405590020)
    at /usr1/src/xemacs-19.15-b94/src/cmdloop.c:233
#39 0x8084a39 in internal_catch (tag=405667236, 
    func=0x8066720 <command_loop_2>, arg=405590020, threw=0x0)
    at /usr1/src/xemacs-19.15-b94/src/eval.c:1324
#40 0x8066b32 in initial_command_loop (load_me=405590020)
    at /usr1/src/xemacs-19.15-b94/src/cmdloop.c:271
#41 0x8082115 in main_1 (argc=3, argv=0xbffff978, envp=0xbffff988)
    at /usr1/src/xemacs-19.15-b94/src/emacs.c:1406
#42 0x8082826 in main (argc=3, argv=0xbffff978, envp=0xbffff988)
    at /usr1/src/xemacs-19.15-b94/src/emacs.c:1757
#43 0x804eb3b in _start ()

