* bug#5730: 23.1.94; Emacs crash running gnus on Windows
@ 2010-03-16 12:44 Andy Moreton
2010-03-24 21:37 ` Chong Yidong
0 siblings, 1 reply; 3+ messages in thread
From: Andy Moreton @ 2010-03-16 12:44 UTC (permalink / raw)
To: 5730
This bug report will be sent to the Free Software Foundation,
not to your local site managers!
Please write in English if possible, because the Emacs maintainers
usually do not have translators to read other languages for them.
Your bug report will be posted to the bug-gnu-emacs@gnu.org mailing list,
and to the gnu.emacs.bug news group.
Please describe exactly what actions triggered the bug
and the precise symptoms of the bug. If you can, give
a recipe starting from `emacs -Q':
This crash is repeatable but triggering it can take a lot of use.
I built emacs-21.1.94 from the pretest tarball using MinGW gcc
and image DLLs from the GnuWin32 project (the DLLs are copied into
the emacs/bin directory). The crashes occur on emacs built on two
different machines running WinXP SP3, using the same startup files
(.emacs.d/* and .gnus).
To recreate the crash, start gnus with 'M-x gnus' and then open and
browse through newsgroups. The crash always occurs after opening the
summary buffer for a group from the *Group* buffer. The crash occurs
after the *Summary* buffer is visible and seems to be fully displayed.
If Emacs crashed, and you have the Emacs process in the gdb debugger,
please include the output from the following gdb commands:
`bt full' and `xbacktrace'.
For information about debugging Emacs, please read the file
c:/emacs/emacs-23.1.94/etc/DEBUG.
Program received signal SIGSEGV, Segmentation fault.
0x01030355 in pos_visible_p (w=0x307c800, charpos=0x5ad, x=0x82f0c4,
y=0x82f0c0, rtop=0x82f0d8,
rbot=0x82f0d4, rowh=0x82f0d0, vpos=0x82f0cc) at xdisp.c:1396
1396 for (; glyph < end
(gdb) warning: reader_thread.SetEvent failed with 6 for fd -1
warning: reader_thread.SetEvent failed with 6 for fd -1
warning: reader_thread.SetEvent failed with 6 for fd -1
warning: reader_thread.SetEvent failed with 6 for fd -1
warning: reader_thread.SetEvent failed with 6 for fd -1
bt full
Reading in symbols for window.c...done.
Reading in symbols for eval.c...done.
Reading in symbols for bytecode.c...done.
Reading in symbols for callint.c...done.
Reading in symbols for keyboard.c...done.
#0 0x01030355 in pos_visible_p (w=0x307c800, charpos=0x5ad, x=0x82f0c4,
y=0x82f0c0,
rtop=0x82f0d8, rbot=0x82f0d4, rowh=0x82f0d0, vpos=0x82f0cc) at xdisp.c:1396
row = 0x380a098
glyph = 0x38d0020
end = 0x38d0ea0
x = 0x0
window = 0x307c805
prop = 0x33fb62a
top_y = 0x62
it_method = GET_FROM_BUFFER
window_top_y = 0xe
top_x = 0x333
bottom_y = 0x70
it = {
window = 0x307c805,
w = 0x307c800,
f = 0x307c000,
method = GET_FROM_BUFFER,
stop_charpos = 0x719,
end_charpos = 0x719,
s = 0x0,
string_nchars = 0x0,
region_beg_charpos = 0xffffffff,
region_end_charpos = 0xffffffff,
redisplay_end_trigger_charpos = 0x0,
multibyte_p = 0x1,
header_line_p = 0x1,
string_from_display_prop_p = 0x0,
ellipsis_p = 0x0,
avoid_cursor_p = 0x0,
dp = 0x48b4e00,
dpvec = 0x0,
dpend = 0x13da13c,
dpvec_char_len = 0x0,
dpvec_face_id = 0xffffffff,
saved_face_id = 0x0,
ctl_chars = {0x0 <repeats 16 times>},
start = {
pos = {
charpos = 0x1,
bytepos = 0x1
},
overlay_string_index = 0xffffffff,
string_pos = {
charpos = 0xffffffff,
bytepos = 0xffffffff
},
dpvec_index = 0xffffffff
},
current = {
pos = {
charpos = 0x719,
bytepos = 0x759
},
overlay_string_index = 0xffffffff,
string_pos = {
charpos = 0xffffffff,
bytepos = 0xffffffff
},
dpvec_index = 0xffffffff
},
n_overlay_strings = 0x0,
overlay_strings = {0x0 <repeats 16 times>},
string_overlays = {0x0 <repeats 16 times>},
string = 0x2b36802,
from_overlay = 0x0,
stack = {{
string = 0x0,
string_nchars = 0x0,
end_charpos = 0x0,
stop_charpos = 0x0,
cmp_it = {
stop_pos = 0x0,
id = 0x0,
ch = 0x0,
lookback = 0x0,
nglyphs = 0x0,
nchars = 0x0,
nbytes = 0x0,
from = 0x0,
to = 0x0,
width = 0x0
},
face_id = 0x0,
u = {
image = {
object = 0x0,
slice = {
x = 0x0,
y = 0x0,
width = 0x0,
height = 0x0
},
image_id = 0x0
},
comp = {
object = 0x0
},
stretch = {
object = 0x0
}
},
position = {
charpos = 0x0,
bytepos = 0x0
},
current = {
pos = {
charpos = 0x0,
bytepos = 0x0
},
overlay_string_index = 0x0,
string_pos = {
charpos = 0x0,
bytepos = 0x0
},
dpvec_index = 0x0
},
from_overlay = 0x0,
area = LEFT_MARGIN_AREA,
method = GET_FROM_BUFFER,
multibyte_p = 0x0,
string_from_display_prop_p = 0x0,
display_ellipsis_p = 0x0,
avoid_cursor_p = 0x0,
line_wrap = TRUNCATE,
voffset = 0x0,
space_width = 0x0,
font_height = 0x0
}, {
string = 0x0,
string_nchars = 0x0,
end_charpos = 0x0,
stop_charpos = 0x0,
cmp_it = {
stop_pos = 0x0,
id = 0x0,
ch = 0x0,
lookback = 0x0,
nglyphs = 0x0,
nchars = 0x0,
nbytes = 0x0,
from = 0x0,
to = 0x0,
width = 0x0
},
face_id = 0x0,
u = {
image = {
object = 0x0,
slice = {
x = 0x0,
y = 0x0,
width = 0x0,
height = 0x0
},
image_id = 0x0
},
comp = {
object = 0x0
},
stretch = {
object = 0x0
}
},
position = {
charpos = 0x0,
bytepos = 0x0
},
current = {
pos = {
charpos = 0x0,
bytepos = 0x0
},
overlay_string_index = 0x0,
string_pos = {
charpos = 0x0,
bytepos = 0x0
},
dpvec_index = 0x0
},
from_overlay = 0x0,
area = LEFT_MARGIN_AREA,
method = GET_FROM_BUFFER,
multibyte_p = 0x0,
string_from_display_prop_p = 0x0,
display_ellipsis_p = 0x0,
avoid_cursor_p = 0x0,
line_wrap = TRUNCATE,
voffset = 0x0,
space_width = 0x0,
font_height = 0x0
}, {
string = 0x0,
string_nchars = 0x0,
end_charpos = 0x0,
stop_charpos = 0x0,
cmp_it = {
stop_pos = 0x0,
id = 0x0,
ch = 0x0,
lookback = 0x0,
nglyphs = 0x0,
nchars = 0x0,
nbytes = 0x0,
from = 0x0,
to = 0x0,
width = 0x0
},
face_id = 0x0,
u = {
image = {
object = 0x0,
slice = {
x = 0x0,
y = 0x0,
width = 0x0,
height = 0x0
},
image_id = 0x0
},
comp = {
object = 0x0
},
stretch = {
object = 0x0
}
},
position = {
charpos = 0x0,
bytepos = 0x0
},
current = {
pos = {
charpos = 0x0,
bytepos = 0x0
},
overlay_string_index = 0x0,
string_pos = {
charpos = 0x0,
bytepos = 0x0
},
dpvec_index = 0x0
},
from_overlay = 0x0,
area = LEFT_MARGIN_AREA,
method = GET_FROM_BUFFER,
multibyte_p = 0x0,
string_from_display_prop_p = 0x0,
display_ellipsis_p = 0x0,
avoid_cursor_p = 0x0,
line_wrap = TRUNCATE,
voffset = 0x0,
space_width = 0x0,
font_height = 0x0
}, {
string = 0x0,
string_nchars = 0x0,
end_charpos = 0x0,
stop_charpos = 0x0,
cmp_it = {
stop_pos = 0x0,
id = 0x0,
ch = 0x0,
lookback = 0x0,
nglyphs = 0x0,
nchars = 0x0,
nbytes = 0x0,
from = 0x0,
to = 0x0,
width = 0x0
},
face_id = 0x0,
u = {
image = {
object = 0x0,
slice = {
x = 0x0,
y = 0x0,
width = 0x0,
height = 0x0
},
image_id = 0x0
},
comp = {
object = 0x0
},
stretch = {
object = 0x0
}
},
position = {
charpos = 0x0,
bytepos = 0x0
},
current = {
pos = {
charpos = 0x0,
bytepos = 0x0
},
overlay_string_index = 0x0,
string_pos = {
charpos = 0x0,
bytepos = 0x0
},
dpvec_index = 0x0
},
from_overlay = 0x0,
area = LEFT_MARGIN_AREA,
method = GET_FROM_BUFFER,
multibyte_p = 0x0,
string_from_display_prop_p = 0x0,
display_ellipsis_p = 0x0,
avoid_cursor_p = 0x0,
line_wrap = TRUNCATE,
voffset = 0x0,
space_width = 0x0,
font_height = 0x0
}},
sp = 0x0,
selective = 0x0,
what = IT_CHARACTER,
face_id = 0x0,
selective_display_ellipsis_p = 0x0,
ctl_arrow_p = 0x1,
face_box_p = 0x0,
start_of_box_run_p = 0x0,
end_of_box_run_p = 0x0,
overlay_strings_at_end_processed_p = 0x0,
ignore_overlay_strings_at_pos_p = 0x0,
glyph_not_available_p = 0x0,
starts_in_middle_of_char_p = 0x0,
face_before_selective_p = 0x0,
constrain_row_ascent_descent_p = 0x0,
line_wrap = TRUNCATE,
base_face_id = 0x0,
c = 0xa,
len = 0x1,
cmp_it = {
stop_pos = 0x719,
id = 0xffffffff,
ch = 0xfffffffe,
lookback = 0x0,
nglyphs = 0x0,
nchars = 0x0,
nbytes = 0x0,
from = 0x0,
to = 0x0,
width = 0x0
},
char_to_display = 0x20,
image_id = 0x0,
slice = {
x = 0x2b36802,
y = 0x2b36802,
width = 0x2b36802,
height = 0x2b36802
},
space_width = 0x2b36802,
voffset = 0x0,
tab_width = 0x8,
font_height = 0x2b36802,
object = 0x48b4005,
position = {
charpos = 0x718,
bytepos = 0x758
},
truncation_pixel_width = 0x0,
continuation_pixel_width = 0x0,
first_visible_x = 0x0,
last_visible_x = 0x333,
last_visible_y = 0x134,
extra_line_spacing = 0x0,
max_extra_line_spacing = 0x0,
override_ascent = 0xffffffff,
override_descent = 0x0,
override_boff = 0x0,
glyph_row = 0x380a098,
area = TEXT_AREA,
nglyphs = 0x1,
pixel_width = 0x7,
ascent = 0xb,
descent = 0x3,
max_ascent = 0xb,
max_descent = 0x3,
phys_ascent = 0xb,
phys_descent = 0x3,
max_phys_ascent = 0xb,
max_phys_descent = 0x3,
current_x = 0x333,
continuation_lines_width = 0x0,
current_y = 0x62,
first_vpos = 0x1,
vpos = 0x6,
hpos = 0x75,
left_user_fringe_bitmap = 0x0,
right_user_fringe_bitmap = 0x0,
left_user_fringe_face_id = 0x0,
right_user_fringe_face_id = 0x0
}
top = {
charpos = 0x1,
bytepos = 0x1
}
visible_p = 0x1
old_buffer = 0x0
#1 0x010d0859 in Fpos_visible_in_window_p (pos=0x16b4, window=0x307c805,
partially=0x2b36802)
at window.c:352
w = 0x307c800
posint = 0x5ad
buf = 0x48b4000
top = {
charpos = 0x1,
bytepos = 0x1
}
in_window = 0x2b36802
rtop = 0x48b4000
rbot = 0x2b6d0f0
rowh = 0x2b638c2
vpos = 0x119bf77
fully_p = 0x1
x = 0x1
y = 0x48b4000
#2 0x010234f7 in Ffuncall (nargs=0x3, args=0x82f1b0) at eval.c:3030
fun = 0x138e5fd
original_fun = 0x2b69c92
funcar = 0x1
numargs = 0x2
lisp_numargs = 0x10a6d98
val = 0x4
backtrace = {
next = 0x82f380,
function = 0x82f1b0,
args = 0x82f1b4,
nargs = 0x2,
evalargs = 0x0,
debug_on_exit = 0x0
}
internal_args = 0x82f110
i = 0x3
#3 0x0116962f in Fbyte_code (bytestr=0x37e15b1, vector=0x3988605,
maxdepth=0x10) at bytecode.c:680
count = 0xd
op = 0x2
vectorp = 0x3988608
bytestr_length = 0xae
stack = {
pc = 0x33c6c06 "„†",
top = 0x82f1b8,
bottom = 0x82f1b0,
byte_string = 0x37e15b1,
byte_string_start = 0x33c6b90 "\b…",
constants = 0x3988605,
next = 0x82f4f0
}
top = 0x82f1b0
result = 0x0
#4 0x01023be1 in funcall_lambda (fun=0x39a4005, nargs=0x0,
arg_vector=0x82f3e8) at eval.c:3211
val = 0x6e44
syms_left = 0x2b36802
next = 0x2b8f582
count = 0xd
i = 0x0
optional = 0x0
rest = 0x0
#5 0x010236c0 in Ffuncall (nargs=0x1, args=0x82f3e4) at eval.c:3070
fun = 0x39a4005
original_fun = 0x399bc02
funcar = 0x395c3a6
numargs = 0x0
lisp_numargs = 0x101a6d7
val = 0x6e44
backtrace = {
next = 0x82f5b0,
function = 0x82f3e4,
args = 0x82f3e8,
nargs = 0x0,
evalargs = 0x0,
debug_on_exit = 0x0
}
internal_args = 0x82f3e8
i = 0x3c40ea3
#6 0x0116962f in Fbyte_code (bytestr=0x37f4ee1, vector=0x39aae05,
maxdepth=0x10) at bytecode.c:680
count = 0xd
op = 0x0
vectorp = 0x39aae08
bytestr_length = 0x73
stack = {
pc = 0x33c8060 "ˆ\016\030ƒi",
top = 0x82f3e4,
bottom = 0x82f3e0,
byte_string = 0x37f4ee1,
byte_string_start = 0x33c800c "Æ\b!ƒ\021",
constants = 0x39aae05,
next = 0x82f730
}
top = 0x82f3e4
result = 0x0
#7 0x01023be1 in funcall_lambda (fun=0x39a9885, nargs=0x1,
arg_vector=0x82f614) at eval.c:3211
val = 0x2b36802
syms_left = 0x2b36802
next = 0x399bf1a
count = 0xb
i = 0x1
optional = 0x1
rest = 0x0
#8 0x010236c0 in Ffuncall (nargs=0x2, args=0x82f610) at eval.c:3070
fun = 0x39a9885
original_fun = 0x399bf02
funcar = 0x2b6919b
numargs = 0x1
lisp_numargs = 0x101a6d7
val = 0x82f5f8
backtrace = {
next = 0x82f7f0,
function = 0x82f610,
args = 0x82f614,
nargs = 0x1,
evalargs = 0x0,
debug_on_exit = 0x0
}
internal_args = 0x2b36802
i = 0x3a8cc93
#9 0x0116962f in Fbyte_code (bytestr=0x37f8691, vector=0x39a3a05,
maxdepth=0x14) at bytecode.c:680
count = 0x8
op = 0x1
vectorp = 0x39a3a08
bytestr_length = 0xf8
stack = {
pc = 0x33c869a "ˆ\202ñ",
top = 0x82f614,
bottom = 0x82f610,
byte_string = 0x37f8691,
byte_string_start = 0x33c8628 "p\020Æ ˆÇ`È\"‰\031ƒ\022",
constants = 0x39a3a05,
next = 0x0
}
top = 0x82f610
result = 0x82f4f4
#10 0x01023be1 in funcall_lambda (fun=0x39a9265, nargs=0x1,
arg_vector=0x82f8a4) at eval.c:3211
val = 0x0
syms_left = 0x2b36802
next = 0x2b60c4a
count = 0x5
i = 0x1
optional = 0x1
rest = 0x0
#11 0x010236c0 in Ffuncall (nargs=0x2, args=0x82f8a0) at eval.c:3070
fun = 0x39a9265
original_fun = 0x3967f7a
funcar = 0x2b36802
numargs = 0x1
lisp_numargs = 0x1005b99
val = 0x82f838
backtrace = {
next = 0x82fab0,
function = 0x82f8a0,
args = 0x82f8a4,
nargs = 0x1,
evalargs = 0x0,
debug_on_exit = 0x0
}
internal_args = 0x82f808
i = 0x2b36802
#12 0x01168b17 in Fcall_interactively (function=0x3967f7a,
record_flag=0x2b36802, keys=0x2b3bb05)
at callint.c:869
val = 0x2cadb45
args = 0x82f8a0
visargs = 0x82f880
specs = 0x37fb191
filter_specs = 0x37fb191
teml = 0x11f25dd
up_event = 0x2b36802
enable = 0x2b36802
speccount = 0x3
next_event = 0x1
prefix_arg = 0x2b36802
string = 0x82f8c0 "P"
tem = 0x13a6b5c ""
varies = 0x82f860
i = 0x2
j = 0x1
count = 0x1
foo = 0x3a73dce
prompt1 = '\000' <repeats 99 times>
tem1 = 0x0
arg_from_tty = 0x0
gcpro1 = {
next = 0x2b41e42,
var = 0x2b36802,
nvars = 0x2b36802
}
gcpro2 = {
next = 0x2b41e42,
var = 0x2b41522,
nvars = 0x82f9b8
}
gcpro3 = {
next = 0x2bcb366,
var = 0x2b41522,
nvars = 0x2
}
gcpro4 = {
next = 0x2bcb37e,
var = 0x2b36802,
nvars = 0x2
}
gcpro5 = {
next = 0x4905268,
var = 0x2b36802,
nvars = 0x2b36802
}
key_count = 0x1
record_then_fail = 0x0
save_this_command = 0x3967f7a
save_last_command = 0x3967fda
save_this_original_command = 0x3967f7a
save_real_this_command = 0x3967f7a
#13 0x010234f7 in Ffuncall (nargs=0x4, args=0x82fb20) at eval.c:3030
fun = 0x139132d
original_fun = 0x2b5b5ca
funcar = 0x2b57b33
numargs = 0x3
lisp_numargs = 0x101ac15
val = 0x82fb18
backtrace = {
next = 0x0,
function = 0x82fb20,
args = 0x82fb24,
nargs = 0x3,
evalargs = 0x0,
debug_on_exit = 0x0
}
internal_args = 0x82fb24
i = 0x2b41a12
#14 0x0102308f in call3 (fn=0x2b5b5ca, arg1=0x3967f7a, arg2=0x2b36802,
arg3=0x2b36802)
at eval.c:2850
ret_ungc_val = 0x102422a
gcpro1 = {
next = 0x35fc086,
var = 0x2b36802,
nvars = 0x4
}
args = {0x2b5b5ca, 0x3967f7a, 0x2b36802, 0x2b36802}
#15 0x01014f36 in Fcommand_execute (cmd=0x3967f7a, record_flag=0x2b36802,
keys=0x2b36802,
special=0x2b36802) at keyboard.c:10507
final = 0x39a9265
tem = 0x2b36802
prefixarg = 0x2b36802
#16 0x0100787b in command_loop_1 () at keyboard.c:1904
scount = 0x2
cmd = 0x3967f7a
lose = 0x82fcd8
keybuf = {0x80, 0x144, 0x82fc98, 0x1197215, 0x1000, 0x1bc, 0x30a8,
0x2b54a00, 0x2, 0x0,
0x2, 0x2, 0x0, 0x2, 0x82fde0, 0x0, 0x0, 0x82fcb4, 0x82fb50, 0x0,
0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x2b36802, 0x2c0a702}
i = 0x1
prev_modiff = 0x62
prev_buffer = 0x48b4000
already_adjusted = 0x0
#17 0x01020fc4 in internal_condition_case (bfun=0x10061fd <command_loop_1>,
handlers=0x2b444da,
hfun=0x1005bee <cmd_error>) at eval.c:1490
val = 0x31f77de
c = {
tag = 0x2b36802,
val = 0x2b36802,
next = 0x82fde0,
gcpro = 0x0,
jmp = {0x82fda8, 0x7ffde000, 0x65002e, 0x650078, 0x82fcdc,
0x1020f5c, 0x82ffe0, 0x0,
0x82fdd8, 0x3, 0x1, 0x82fde4, 0x77c30065, 0x0, 0x1, 0xa452f0},
backlist = 0x0,
handlerlist = 0x0,
lisp_eval_depth = 0x0,
pdlcount = 0x2,
poll_suppress_count = 0x0,
interrupt_input_blocked = 0x0,
byte_stack = 0x0
}
h = {
handler = 0x2b444da,
var = 0x2b36802,
chosen_clause = 0x82fde4,
tag = 0x82fd20,
next = 0x0
}
#18 0x01005f62 in command_loop_2 () at keyboard.c:1360
val = 0x0
#19 0x01020ab5 in internal_catch (tag=0x2b441b2, func=0x1005f3f
<command_loop_2>, arg=0x2b36802)
at eval.c:1226
c = {
tag = 0x2b441b2,
val = 0x2b36802,
next = 0x0,
gcpro = 0x0,
jmp = {0x82fe58, 0x7ffde000, 0x65002e, 0x650078, 0x82fdcc,
0x1020aa6, 0x82ffe0, 0x0,
0x2b69aea, 0x2b691cb, 0x2b36802, 0x2b40000, 0x2f2a5f4, 0x2b36802,
0x82fe48,
0x2b691cb},
backlist = 0x0,
handlerlist = 0x0,
lisp_eval_depth = 0x0,
pdlcount = 0x2,
poll_suppress_count = 0x0,
interrupt_input_blocked = 0x0,
byte_stack = 0x0
}
#20 0x01005f18 in command_loop () at keyboard.c:1339
No locals.
#21 0x0100580a in recursive_edit_1 () at keyboard.c:954
count = 0x1
val = 0x82feb0
#22 0x0100596e in Frecursive_edit () at keyboard.c:1016
count = 0x0
buffer = 0x2b36802
#23 0x010027c6 in main (argc=0x1, argv=0xa42678) at emacs.c:1833
dummy = 0x7ffde000
stack_bottom_variable = 0x7f
do_initial_setlocale = 0x1
skip_args = 0x0
no_loadup = 0x0
junk = 0x0
dname_arg = 0x0
Lisp Backtrace:
"pos-visible-in-window-p" (0x82f1b4)
"gnus-summary-recenter" (0x82f3e8)
"gnus-summary-display-article" (0x82f614)
"gnus-summary-next-page" (0x82f8a4)
"call-interactively" (0x82fb24)
(gdb)
(gdb)
(gdb) frame
#0 0x01030355 in pos_visible_p (w=0x307c800, charpos=0x5ad, x=0x82f0c4,
y=0x82f0c0,
rtop=0x82f0d8, rbot=0x82f0d4, rowh=0x82f0d0, vpos=0x82f0cc) at xdisp.c:1396
1396 for (; glyph < end
(gdb) p rowh
$1 = (int *) 0x82f0d0
(gdb) prow
y=14 x=0 pwid=819 a+d=11+3=14 phys=11+3=14 vis=14 L=0 T=117 R=0
start=1 end=122 DISP TRUNC:R
(gdb) p w
$2 = (struct window *) 0x307c800
(gdb) pwin
Window 1 *Summary nntp+news.gmane.org:gmane.text.xml.schema.devel*
start=1 end:pos=0 vpos=3 vscroll=0
cursor: y=14 x=273 vpos=1 hpos=39 phys: y=14 x=273 vpos=1 hpos=39 ON blk=OFF
(gdb) p glyph
$3 = (struct glyph *) 0x38d0020
(gdb) pg
STRETCH[0+0] pos=0 w=5 a+d=0+0 face=47 vof=909 N/A OVL [ slice=24,909,0,0
(gdb)
--------------------------------------------------------------------------------
With charpos=0x5ad in the trace above, I ran gnus again and opened the summary
buffer for the same group. Doing 'M-x goto-char 1453' puts point on '...' in the
summary buffer, and 'M-x describe char' shows:
character: C-j (10, #o12, #xa)
preferred charset: ascii (ASCII (ISO646 IRV))
code point: 0x0A
syntax: which means: whitespace
buffer code: #x0A
file code: #x0A (encoded by coding system utf-8-dos)
display: by this font (glyph code)
uniscribe:-outline-DejaVu Sans
Mono-normal-normal-normal-mono-12-*-*-*-c-*-iso8859-1 (#x03)
Character code properties: customize what to show
name: <control>
old-name: LINE FEED (LF)
general-category: Cc (Other, Control)
There is an overlay here:
From 1453 to 1816
evaporate t
invisible gnus-sum
There are text properties here:
gnus-number 7068
--------------------------------------------------------------------------------
In GNU Emacs 23.1.94.1 (i386-mingw-nt5.1.2600)
of 2010-03-15 on AJM-DESKTOP
Windowing system distributor `Microsoft Corp.', version 5.1.2600
configured using `configure --with-gcc (3.4) --no-opt --cflags
-Ic:/GnuWin32/include -Ic:/GnuWin32/src/xpm/3.5.1/libXpm-3.5.1-src/lib'
Important settings:
value of $LC_ALL: nil
value of $LC_COLLATE: nil
value of $LC_CTYPE: nil
value of $LC_MESSAGES: nil
value of $LC_MONETARY: nil
value of $LC_NUMERIC: nil
value of $LC_TIME: nil
value of $LANG: ENG
value of $XMODIFIERS: nil
locale-coding-system: cp1252
default enable-multibyte-characters: t
Major mode: Text
Minor modes in effect:
desktop-save-mode: t
c-show-style-mode: t
icomplete-mode: t
minibuffer-electric-default-mode: t
show-paren-mode: t
tooltip-mode: t
mouse-wheel-mode: t
menu-bar-mode: t
file-name-shadow-mode: t
global-font-lock-mode: t
font-lock-mode: t
blink-cursor-mode: t
auto-encryption-mode: t
auto-compression-mode: t
column-number-mode: t
line-number-mode: t
transient-mark-mode: t
Recent input:
<help-echo> <help-echo> <help-echo> <help-echo> <help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <help-echo>
<help-echo> <help-echo> <menu-bar> <help-menu> <se
nd-emacs-bug-report>
Recent messages:
Mapping tables: 62%
Mapping tables: 69%
Mapping tables: 81%
Mapping tables: 85%
Mapping tables: 94%
Mapping tables: done
Mark set [16 times]
Wrote c:/home/ajm/.emacs.desktop.lock
Desktop: 48 buffers restored.
For information about GNU Emacs and the GNU system, type C-h C-a.
Load-path shadows:
c:/emacs/emacs-23.1.94/lisp/sha1 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/sha1
c:/emacs/emacs-23.1.94/lisp/net/sasl hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/sasl
c:/emacs/emacs-23.1.94/lisp/net/sasl-ntlm hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/sasl-ntlm
c:/emacs/emacs-23.1.94/lisp/net/sasl-digest hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/sasl-digest
c:/emacs/emacs-23.1.94/lisp/net/sasl-cram hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/sasl-cram
c:/emacs/emacs-23.1.94/lisp/net/ntlm hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/ntlm
c:/emacs/emacs-23.1.94/lisp/md4 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/md4
c:/emacs/emacs-23.1.94/lisp/net/hmac-md5 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/hmac-md5
c:/emacs/emacs-23.1.94/lisp/net/hmac-def hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/hmac-def
c:/emacs/emacs-23.1.94/lisp/hex-util hides
c:/home/ajm/.emacs.d/elisp/wanderlust/flim/hex-util
c:/emacs/emacs-23.1.94/lisp/gnus/smime hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/smime
c:/emacs/emacs-23.1.94/lisp/pgg hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg
c:/emacs/emacs-23.1.94/lisp/pgg-pgp5 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg-pgp5
c:/emacs/emacs-23.1.94/lisp/pgg-pgp hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg-pgp
c:/emacs/emacs-23.1.94/lisp/pgg-parse hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg-parse
c:/emacs/emacs-23.1.94/lisp/pgg-gpg hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg-gpg
c:/emacs/emacs-23.1.94/lisp/pgg-def hides
c:/home/ajm/.emacs.d/elisp/wanderlust/semi/pgg-def
c:/emacs/emacs-23.1.94/lisp/gnus/utf7 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/wl/utf7
c:/emacs/emacs-23.1.94/lisp/mail/rfc2368 hides
c:/home/ajm/.emacs.d/elisp/wanderlust/wl/rfc2368
Features:
(shadow modb-legacy modb-standard wl-mime mime-play filename mime-edit
pgg-parse pgg-def signature mime-setup mail-mime-setup semi-setup mime-image
elmo-nntp utf-7 elmo-imap4 elmo-net elmo-dop elmo-cache elmo-map wl/message
wl/summary wl/folder wl/biff wl-demo wl-news derived wl-address wl-thread
wl-action wl-summary ps-print ps-def lpr wl-refile wl-message elmo-mime
mmelmo-buffer mmelmo-imap mime-view mime-conf calist semi-def mmimap
mime-parse mmbuffer mmgeneric wl-highlight elmo-multi wl-folder wl wl-e21
wl-util pp elmo-flag elmo-localdir wl-draft eword-encode wl-template wl-vars
wl-version epg-config sendmail elmo elmo-signal elmo-msgdb modb modb-generic
modb-entity mime elmo-util emu invisible inv-19 poem poem-e20 poem-e20_3 utf7
eword-decode mel mime-def alist std11 mcharset mcs-20 mcs-e20 pces pces-e20
pces-20 broken pcustom elmo-date path-util elmo-vars poe elmo-version pym
static apel-ver product luna emacsbug subword vc-hg tabify org-table org-wl
org-w3m org-vm org-rmail org-mhe org-mew org-irc org-jsinfo org-infojs
org-html org-exp org-exp-blocks org-agenda org-info org-gnus org-bibtex
org-bbdb org org-footnote org-src org-list org-faces org-compat org-macs
noutline outline gud init/server server init/desktop desktop mode/yaml
mode/xml mode/tcl mode/sgml mode/sh-script sh-script executable mode/scheme
quack thingatpt cmuscheme scheme mode/ocaml mode/mozilla mode/markdown
mode/lua mode/javascript mode/haskell mode/forth mode/elisp eldoc mode/asm
mode/dtrace init/doxygen tempo xml-parse doxymacs url url-proxy url-privacy
url-expand url-methods url-history url-cookie url-util url-parse url-vars
mode/csharp mode/cc easy-mmode mode/misc windbg-mode vbscript-mode mc-mode
inf-mode generic-x generic init/wdk init/solarflare cc-mode cc-fonts cc-menus
cc-cmds cc-styles cc-align cc-engine cc-vars cc-defs init/compile compile
init/diff diff init/vc vc vc-dispatcher init/tags init/wl init/gnus gnus-start
gnus-spec gnus-int gnus-range message ecomplete rfc822 mml mml-sec
password-cache mm-decode mm-bodies mm-encode mailcap mail-parse rfc2231
rfc2047 rfc2045 qp ietf-drums mailabbrev gmm-utils mailheader canlock sha1
hex-util hashcash gnus-win gnus gnus-ems nnheader gnus-util netrc time-date
mail-utils mm-util mail-prsvr wid-edit init/bbdb bbdb-autoloads bbdb timezone
init/gnuplot init/org cal-menu calendar cal-loaddefs init/info info easymenu
init/man init/shells init/dired init/ibuffer ibuf-macs ibuf-ext ibuffer
init/bs-show bs init/buffer-menu init/modeline init/minibuffer icomplete
minibuf-eldef init/keys find-func edmacro kmacro pc-mode init/faces
init/frames init/cygwin cygwin-mount ange-ftp comint ring w32-symlinks
byte-opt bytecomp byte-compile dired-aux dired regexp-opt init/compat uniquify
advice help-fns advice-preload paren tooltip ediff-hook vc-hooks
lisp-float-type mwheel dos-w32 disp-table ls-lisp w32-win w32-vars tool-bar
dnd fontset image fringe lisp-mode register page menu-bar rfn-eshadow timer
select scroll-bar mldrag mouse jit-lock font-lock syntax facemenu font-core
frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao
korean japanese hebrew greek romanian slovak czech european ethiopic indian
cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev loaddefs
button minibuffer faces cus-face files text-properties overlay md5 base64
format env code-pages mule custom widget hashtable-print-readable backquote
make-network-process multi-tty emacs)
^ permalink raw reply [flat|nested] 3+ messages in thread
* bug#5730: 23.1.94; Emacs crash running gnus on Windows
2010-03-16 12:44 bug#5730: 23.1.94; Emacs crash running gnus on Windows Andy Moreton
@ 2010-03-24 21:37 ` Chong Yidong
2010-03-24 23:45 ` Andy Moreton
0 siblings, 1 reply; 3+ messages in thread
From: Chong Yidong @ 2010-03-24 21:37 UTC (permalink / raw)
To: Andy Moreton; +Cc: 5730
I've checked a change into the bzr branch; could you verify if it fixes
the problem? If it's inconvenient for you to check out the bzr branch,
try the patch below:
*** xdisp.c 2010-03-10 21:20:33.000000000 -0500
--- xdisp.c 2010-03-24 17:22:37.000000000 -0400
***************
*** 1375,1407 ****
visible_p = 1;
if (visible_p)
{
! if (it_method == GET_FROM_BUFFER)
! {
! Lisp_Object window, prop;
!
! XSETWINDOW (window, w);
! prop = Fget_char_property (make_number (charpos),
! Qinvisible, window);
!
! /* If charpos coincides with invisible text covered with an
! ellipsis, use the first glyph of the ellipsis to compute
! the pixel positions. */
! if (TEXT_PROP_MEANS_INVISIBLE (prop) == 2)
! {
! struct glyph_row *row = it.glyph_row;
! struct glyph *glyph = row->glyphs[TEXT_AREA];
! struct glyph *end = glyph + row->used[TEXT_AREA];
! int x = row->x;
!
! for (; glyph < end
! && (!BUFFERP (glyph->object)
! || glyph->charpos < charpos);
! glyph++)
! x += glyph->pixel_width;
! top_x = x;
! }
! }
! else if (it_method == GET_FROM_DISPLAY_VECTOR)
{
/* We stopped on the last glyph of a display vector.
Try and recompute. Hack alert! */
--- 1375,1381 ----
visible_p = 1;
if (visible_p)
{
! if (it_method == GET_FROM_DISPLAY_VECTOR)
{
/* We stopped on the last glyph of a display vector.
Try and recompute. Hack alert! */
^ permalink raw reply [flat|nested] 3+ messages in thread
* bug#5730: 23.1.94; Emacs crash running gnus on Windows
2010-03-24 21:37 ` Chong Yidong
@ 2010-03-24 23:45 ` Andy Moreton
0 siblings, 0 replies; 3+ messages in thread
From: Andy Moreton @ 2010-03-24 23:45 UTC (permalink / raw)
To: Chong Yidong; +Cc: Andy Moreton, 5730
On 24/03/2010 21:37, Chong Yidong wrote:
> I've checked a change into the bzr branch; could you verify if it fixes
> the problem? If it's inconvenient for you to check out the bzr branch,
> try the patch below:
[patch snipped]
I patched my 23.1.94 pretest tree and rebuilt it. With the patch applied
I have not seen it crash once in gnus, so I think that this probably
fixes the problem.
Thanks for fixing this,
AndyM
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2010-03-24 23:45 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-03-16 12:44 bug#5730: 23.1.94; Emacs crash running gnus on Windows Andy Moreton
2010-03-24 21:37 ` Chong Yidong
2010-03-24 23:45 ` Andy Moreton
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