Symptoms:
When compiling with --enable-asserts on Solaris 9, and invoking anything
from the menu, Emacs aborts with an xassert failure. It shows no ill
effects if I compile without --enable-asserts.
#0 abort () at emacs.c:457
#1 0x080ac467 in set_message_1 (a1=0, a2=144925123, nbytes=9, multibyte_p=0)
at xdisp.c:7902
#2 0x080ab33d in with_echo_area_buffer (w=0x0, which=0,
fn=0x80ac440 set_message_1, a1=0, a2=144925123, a3=9, a4=0)
at xdisp.c:7309
#3 0x080ac427 in set_message (s=0x0, string=144925123, nbytes=9,
multibyte_p=0) at xdisp.c:7881
#4 0x080aaa03 in message3_nolog (m=144925123, nbytes=9, multibyte=0)
at xdisp.c:6989
#5 0x0814f30d in echo_now () at keyboard.c:882
#6 0x0814f1db in echo_dash () at keyboard.c:841
#7 0x0814f2c2 in echo_now () at keyboard.c:878
#8 0x08152b4c in read_char (commandflag=1, nmaps=2, maps=0x80472b0,
prev_event=141485349, used_mouse_menu=0x8047364) at keyboard.c:2707
#9 0x0815bf15 in read_key_sequence (keybuf=0x8047494, bufsize=30,
prompt=138108945, dont_downcase_last=0, can_return_switch_frame=1,
fix_current_buffer=1) at keyboard.c:8825
#10 0x081500b8 in command_loop_1 () at keyboard.c:1542
#11 0x081cd075 in internal_condition_case (bfun=0x814fd18 command_loop_1,
handlers=138214017, hfun=0x814f7bc cmd_error) at eval.c:1385
#12 0x0814fb0c in command_loop_2 () at keyboard.c:1323
#13 0x081ccb0c in internal_catch (tag=138204137,
func=0x814faec command_loop_2, arg=138108945) at eval.c:1144
#14 0x0814fabe in command_loop () at keyboard.c:1302
#15 0x0814f4ff in recursive_edit_1 () at keyboard.c:995
#16 0x0814f663 in Frecursive_edit () at keyboard.c:1056
#17 0x0814df2c in main (argc=2, argv=0x8047780) at emacs.c:1769
(gdb) up
#1 0x080ac467 in set_message_1 (a1=0, a2=144925123, nbytes=9, multibyte_p=0)
at xdisp.c:7902
7902 xassert (BEG == Z);
(gdb) p *current_buffer
$1 = {
size = 1073873012,
next = 0x83e2610,
own_text = {
beg = 0x8b39720 menu-bar,
gpt = 9,
z = 9,
gpt_byte = 9,
z_byte = 9,
gap_size = 12,
modiff = 2,
save_modiff = 1,
overlay_modiff = 1,
beg_unchanged = 0,
end_unchanged = 0,
unchanged_modified = 1,
overlay_unchanged_modified = 1,
intervals = 0x0,
markers = 0x8674ae0
},
text = 0x8505018,
pt = 9,
pt_byte = 9,
begv = 1,
begv_byte = 1,
zv = 9,
zv_byte = 9,
base_buffer = 0x0,
local_flags = '\0' repeats 34 times, D\b\250\273\b\020\311\b0oV\b \324,
modtime = 0,
auto_save_modified = 0,
display_error_modiff = 0,
auto_save_failure_time = -1,
last_window_start = 1,
clip_changed = 0,
newline_cache = 0x0,
width_run_cache = 0x0,
prevent_redisplay_optimizations_p = 1,
overlays_before = 0x0,
overlays_after = 0x0,
overlay_center = 1,
name = 138076435,
filename = 138108945,
directory = 142287283,
backed_up = 138108945,
save_length = 0,
auto_save_file_name = 138108945,
read_only = 138108945,
mark = 138220306,
local_var_alist = 139160269,
major_mode = 138109185,
mode_name = 13839,
mode_line_format = 138934637,
undo_list = 138108993,
header_line_format = 138108945,
keymap = 138108945,
abbrev_table = 138292756,
syntax_table = 138174484,
category_table = 138176532,
case_fold_search = 138108993,
tab_width = 64,
fill_column = 560,
left_margin = 0,
auto_fill_function = 138108945,
buffer_file_type = 138108945,
downcase_table = 138182676,
upcase_table = 138186772,
case_canon_table = 141187092,
case_eqv_table = 141230100,
truncate_lines = 138108945,
ctl_arrow = 138108993,
direction_reversed = 138108945,
selective_display = 138108945,
selective_display_ellipses = 138108993,
minor_modes = 138108945,
overwrite_mode = 138108945,
abbrev_mode = 138108945,
display_table = 138108945,
mark_active = 138108945,
enable_multibyte_characters = 138108945,
buffer_file_coding_system = 138414289,
file_format = 138108945,
auto_save_file_format = 138108993,
cache_long_line_scans = 138108945,
width_table = 138108945,
pt_marker = 138108945,
begv_marker = 138108945,
zv_marker = 138108945,
point_before_scroll = 138108945,
file_truename = 138108945,
invisibility_spec = 138108993,
last_selected_window = 138108945,
display_count = 0,
left_margin_cols = 0,
right_margin_cols = 0,
left_fringe_width = 138108945,
right_fringe_width = 138108945,
fringes_outside_margins = 138108945,
scroll_bar_width = 138108945,
vertical_scroll_bar_type = 138108993,
indicate_empty_lines = 138108945,
indicate_buffer_boundaries = 138108945,
display_time = 138108945,
scroll_up_aggressively = 138108945,
scroll_down_aggressively = 138108945,
cursor_type = 138108993,
extra_line_spacing = 138108945
}
(gdb) p *current_buffer-text
$2 = {
beg = 0x8b39720 menu-bar,
gpt = 9,
z = 9,
gpt_byte = 9,
z_byte = 9,
gap_size = 12,
modiff
