Re: crash in cvs head

[Sam Steingold <sds@gnu.org>]

I get this crash very reliably:
in the morning, after typing the password into the screensaver, when I 
hit "q" in the calendar window that poped-up at midnight, Emacs crashes:

Program received signal SIGSEGV, Segmentation fault.
remember_mouse_glyph (f=0xd7cede0, gx=291, gy=636, rect=0x82d2174)
     at xdisp.c:2106
2106      r = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
(gdb)
(gdb)
(gdb) where
#0  remember_mouse_glyph (f=0xd7cede0, gx=291, gy=636, rect=0x82d2174)
     at xdisp.c:2106
#1  0x080c3240 in note_mouse_movement (frame=0xd7cede0, event=0xbfbbd270)
     at xterm.c:3635
#2  0x080c5ac5 in handle_one_xevent (dpyinfo=0x9513f38, eventp=0xbfbbd32c,
     finish=0xbfbbd3b8, hold_quit=0xbfbbe3ec) at xterm.c:6610
#3  0x080c8879 in XTread_socket (sd=0, expected=1, hold_quit=0xbfbbe3ec)
     at xterm.c:7055
#4  0x080f263d in read_avail_input (expected=Variable "expected" is not 
available.
) at keyboard.c:6791
#5  0x080f27ea in handle_async_input () at keyboard.c:6937
#6  0x080542d5 in free_glyphs (f=0xd7cede0) at dispnew.c:2536
#7  0x0805e652 in Fdelete_frame (frame=226291172, force=137455817)
     at frame.c:1273
#8  0x08151b8a in Ffuncall (nargs=2, args=0xbfbbe540) at eval.c:3000
#9  0x0817c34d in Fbyte_code (bytestr=136457123, vector=136457140, 
maxdepth=48)
     at bytecode.c:679
#10 0x0815161a in funcall_lambda (fun=136457068, nargs=1,
     arg_vector=0xbfbbe6e4) at eval.c:3184
#11 0x08151a21 in Ffuncall (nargs=2, args=0xbfbbe6e0) at eval.c:3054
#12 0x0814ee94 in Fcall_interactively (function=138403329,
     record_flag=137455817, keys=220997212) at callint.c:882
#13 0x080efc53 in Fcommand_execute (cmd=138403329, record_flag=137455817,
     keys=137455817, special=137455817) at keyboard.c:9856
#14 0x080fb0cb in command_loop_1 () at keyboard.c:1858
#15 0x08150662 in internal_condition_case (bfun=0x80fad50 <command_loop_1>,
     handlers=137500521, hfun=0x80f5970 <cmd_error>) at eval.c:1481
#16 0x080f4d33 in command_loop_2 () at keyboard.c:1326
#17 0x0815071a in internal_catch (tag=137496729,
     func=0x80f4d10 <command_loop_2>, arg=137455817) at eval.c:1222
#18 0x080f57ac in command_loop () at keyboard.c:1305
#19 0x080f5b4a in recursive_edit_1 () at keyboard.c:1003
#20 0x080f5c37 in Frecursive_edit () at keyboard.c:1064
#21 0x080ebdd5 in main (argc=2, argv=0xbfbbefd4) at emacs.c:1794

Lisp Backtrace:
"delete-frame" (0xd7cede4)
"quit-window" (0x83168c9)
"call-interactively" (0x83fde01)
(gdb) c
Continuing.

Program received signal SIGSEGV, Segmentation fault.
remember_mouse_glyph (f=0xd7cede0, gx=297, gy=648, rect=0x82d2174)
     at xdisp.c:2106
2106      r = MATRIX_FIRST_TEXT_ROW (w->current_matrix);
(gdb) c
Continuing.