GNU bug report logs - #18997
24.4; IDLWAVE: Emacs crashes when trying to change the window while in the IDL shell

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Package: emacs;

Reported by: mose <at> gnu.org (Mosè Giordano)

Date: Sat, 8 Nov 2014 17:42:04 UTC

Severity: normal

Tags: confirmed

Found in versions 24.5, 24.4

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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Report forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Sat, 08 Nov 2014 17:42:04 GMT) Full text and rfc822 format available.

Acknowledgement sent to mose <at> gnu.org (Mosè Giordano):
New bug report received and forwarded. Copy sent to bug-gnu-emacs <at> gnu.org. (Sat, 08 Nov 2014 17:42:04 GMT) Full text and rfc822 format available.

Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: mose <at> gnu.org (Mosè Giordano)
To: bug-gnu-emacs <at> gnu.org
Subject: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Sat, 08 Nov 2014 14:27:21 +0100
In Emacs with GUI, if I try to change the window (with both mouse and
C-x o) being in the IDL shell (GDL or IDL, doesn't matter) Emacs
crashes.  This happens also when trying to change the buffer (C-x b) or
to kill it (C-x k), and never occurs in a non graphical Emacs session.
I don't have any problem with other interactive shells, like eshell,
gnuplot, gdb, etc.

I experienced this bug on Ubuntu 14.04 and current Debian testing, with
self-compiled Emacs and pre-built Debian/Ubuntu packages, version 24.3
and 24.4.

Here is the backtrace report for Emacs 24.4:

--8<---------------cut here---------------start------------->8---
Starting program: /tmp/emacs-24.4/src/./emacs -Q
warning: Could not load shared library symbols for linux-gate.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1".
[New Thread 0xb587bb40 (LWP 25183)]
[New Thread 0xb4612b40 (LWP 25184)]
[New Thread 0xb3a64b40 (LWP 25187)]

Breakpoint 1, terminate_due_to_signal (sig=150860112, backtrace_limit=40)
    at emacs.c:350
350	{
#0  terminate_due_to_signal (sig=150860112, backtrace_limit=40) at emacs.c:350
No locals.
#1  0x0813458c in emacs_abort () at sysdep.c:2131
No locals.
#2  0x0810bcc7 in xg_tool_bar_menu_proxy (toolitem=0x8f38cb8, user_data=0x1b)
    at gtkutil.c:4105
        store_type = 3057834092
        wbutton = 0x8f31430
        vb = 0x8fdf150
        c1 = 0x0
        wlbl = 0x8fdf150
        wimage = 0x0
        wmenuitem = 0x8fdf150
        wmenuimage = 0x0
#3  0xb7899cf4 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#4  0xb71df83b in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#5  0xb71f1855 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0xb71f9a52 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0xb7985853 in gtk_tool_item_retrieve_proxy_menu_item ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#9  0xb797ef2e in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#10 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#11 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#12 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#16 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#17 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#18 0xb77466de in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#19 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#21 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#23 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#24 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#25 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#26 0xb7798950 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#27 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#28 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#29 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#30 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#31 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#32 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#33 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#34 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#35 0xb79f3082 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#36 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#37 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#38 0xb71df83b in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#39 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#40 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#41 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#42 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#43 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#44 0xb79ecc36 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#45 0xb71e14c7 in g_cclosure_marshal_VOID__VOIDv ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#46 0xb71de2e2 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#47 0xb71dfa5f in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#48 0xb71f97f9 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#49 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#50 0xb77df791 in gtk_container_check_resize ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#51 0xb77df7fd in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#52 0xb71e14e7 in g_cclosure_marshal_VOID__VOIDv ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#53 0xb71dfa5f in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#54 0xb71f97f9 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#55 0xb71fa575 in g_signal_emit_by_name ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#56 0xb760ea2d in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0
No symbol table info available.
#57 0xb75ffd5c in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0
No symbol table info available.
#58 0xb70f18d1 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#59 0xb70f0cb3 in g_main_context_dispatch ()
   from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#60 0xb70f10c9 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#61 0xb70f1196 in g_main_context_iteration ()
   from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#62 0xb7895a60 in gtk_main_iteration ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#63 0x080f2db1 in XTread_socket (terminal=0x8798920, hold_quit=0xbfffe21c)
    at xterm.c:7016
        count = 0
        dpyinfo = 0x8501ff8
#64 0x08123577 in gobble_input () at keyboard.c:6850
        nr = <optimized out>
        hold_quit = {
          kind = NO_EVENT, 
          code = 0, 
          part = scroll_bar_above_handle, 
          modifiers = 0, 
          x = 0, 
          y = 0, 
          timestamp = 0, 
          frame_or_window = 0, 
          arg = 0
        }
        next = 0x0
        nread = 0
        err = false
        t = 0x8798920
#65 0x08122ee5 in handle_async_input () at keyboard.c:7090
        nread = <optimized out>
#66 process_pending_signals () at keyboard.c:7104
No locals.
#67 0x0816dea9 in Fmake_list (length=8, init=139211714) at alloc.c:2637
        val = 142732590
        size = 0
#68 0x0818d507 in concat (nargs=nargs <at> entry=1, args=args <at> entry=0xbfffe340, 
    target_type=Lisp_Cons, last_special=false) at fns.c:588
        val = <optimized out>
        tail = 139211714
        this = <optimized out>
        toindex = <optimized out>
        toindex_byte = 0
        result_len = <optimized out>
        result_len_byte = 2
        argnum = <optimized out>
        last_tail = 139211714
        prev = <optimized out>
        some_multibyte = <optimized out>
        textprops = 0x0
        num_textprops = 0
        sa_must_free = false
#69 0x0818da4d in Fcopy_sequence (arg=147636134) at fns.c:456
No locals.
#70 0x08121aba in timer_check () at keyboard.c:4571
        tem = 139211714
#71 0x081220dd in readable_events (flags=flags <at> entry=1) at keyboard.c:3447
No locals.
#72 0x0812367b in get_input_pending (flags=flags <at> entry=1) at keyboard.c:6765
No locals.
#73 0x081261da in detect_input_pending_run_timers (do_display=true)
    at keyboard.c:9894
        old_timers_run = 94
#74 0x081c176d in wait_reading_process_output (time_limit=<optimized out>, 
    nsecs=0, read_kbd=-1, do_display=true, wait_for_cell=139211714, 
    wait_proc=0x0, just_wait_proc=0) at process.c:4702
        old_timers_run = 94
        old_buffer = 0x8d57bb0
        old_window = 141713277
        leave = false
        timeout_reduced_for_timers = <optimized out>
        channel = <optimized out>
        nfds = <optimized out>
        Available = {
          fds_bits = {8192, 0 <repeats 31 times>}
        }
        Writeok = {
          fds_bits = {0 <repeats 32 times>}
        }
        check_write = <optimized out>
        check_delay = <optimized out>
        no_avail = <optimized out>
        xerrno = 11
        proc = <optimized out>
        timeout = {
          tv_sec = 0, 
          tv_nsec = 0
        }
        end_time = <optimized out>
        wait_channel = -1
        got_some_input = false
#75 0x0806310b in sit_for (timeout=120, reading=true, display_option=1)
    at dispnew.c:5861
        sec = 30
        nsec = 0
        do_display = true
#76 0x08126faa in read_char (commandflag=1, map=142728086, 
    prev_event=139211714, used_mouse_menu=0xbfffe97b, end_time=0x0)
    at keyboard.c:2809
        tem0 = 32
        buffer_size = 32
        local_getcjmp = {{
            __jmpbuf = {1, 142077672, 1, 1, -1410687419, 1894968618}, 
            __mask_was_saved = 0, 
            __saved_mask = {
              __val = {7384394, 141267026, 141267026, 141267026, 5, 139211714, 
                0, 14, 3221219304, 3221219432, 136036927, 144167386, 
                139211714, 139234674, 136134762, 148208560, 139211714, 
                139211714, 138721664, 139289946, 0, 141402088, 135749017, 
                140921898, 142758086, 3221219136, 40, 2, 141402088, 140921898, 
                135749512, 148208560}
            }
          }}
        save_jump = {{
            __jmpbuf = {0, 0, 0, 0, 0, 0}, 
            __mask_was_saved = 0, 
            __saved_mask = {
              __val = {0 <repeats 32 times>}
            }
          }}
        save = 138962688
        previous_echo_area_message = 139211714
        also_record = 139211714
        reread = false
        polling_stopped_here = false
#77 0x081280e5 in read_key_sequence (keybuf=0x20, prompt=-1237133204, 
    dont_downcase_last=32, can_return_switch_frame=true, 
    fix_current_buffer=true, prevent_redisplay=false, bufsize=<optimized out>)
    at keyboard.c:9088
        interrupted_kboard = 0x0
        used_mouse_menu = false
        fkey = {
          parent = 141124718, 
          map = 141124718, 
          start = 0, 
          end = 0
        }
        keytran = {
          parent = 139199246, 
          map = 139199246, 
          start = 0, 
          end = 0
        }
        indec = {
          parent = 141124726, 
          map = 141124726, 
          start = 0, 
          end = 0
        }
#78 0x08129b18 in command_loop_1 () at keyboard.c:1452
        keybuf = {96, 444, 139211714, 139283498, 139211714, 135751777, 
          139283498, 139211714, 139211714, 0, 139283498, 32, 143040792, 
          135818218, 139283498, 139211714, -1207961296, 2, 140882126, 
          -1073746375, -1073747048, 139211714, 140882126, 139211714, 0, 1, 
          143040792, -1073746375, -1073747048, 135385236}
        i = 2
        prev_buffer = 0x8ec9be0
#79 0x081863bc in internal_condition_case (bfun=0x8129960 <command_loop_1>, 
    handlers=139244538, hfun=0x81213c0 <cmd_error>) at eval.c:1348
        val = <optimized out>
        c = <optimized out>
#80 0x0811cfd0 in command_loop_2 (ignore=139211714) at keyboard.c:1177
        val = 32
#81 0x081862bb in internal_catch (tag=139242618, 
    func=0x811cfb0 <command_loop_2>, arg=139211714) at eval.c:1112
        val = <optimized out>
        c = <optimized out>
#82 0x08121054 in command_loop () at keyboard.c:1156
No locals.
#83 recursive_edit_1 () at keyboard.c:777
        val = 143040792
#84 0x0812130f in Frecursive_edit () at keyboard.c:848
        buffer = <optimized out>
#85 0x08059c0b in main (argc=<optimized out>, argv=0xbfffec44) at emacs.c:1646
        dummy = -1238819848
        stack_bottom_variable = -73 '\267'
        do_initial_setlocale = <optimized out>
        dumping = <optimized out>
        skip_args = 0
        rlim = {
          rlim_cur = 8388608, 
          rlim_max = 18446744073709551615
        }
        no_loadup = <optimized out>
        junk = 0x0
        dname_arg = 0x0
        ch_to_dir = 0xb65a4c28 "\200\006J\266"
        original_pwd = <optimized out>
Continuing.

Program received signal SIGABRT, Aborted.
0xb7fde424 in __kernel_vsyscall ()
#0  0xb7fde424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6456bb6 in raise () from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0x0811cbb5 in terminate_due_to_signal (sig=6, backtrace_limit=40)
    at emacs.c:378
No locals.
#3  0x0813458c in emacs_abort () at sysdep.c:2131
No locals.
#4  0x0810bcc7 in xg_tool_bar_menu_proxy (toolitem=0x8f38cb8, user_data=0x1b)
    at gtkutil.c:4105
        store_type = GTK_IMAGE_GICON
        wbutton = 0x8f31430
        vb = 0x8fdf150
        c1 = 0x0
        wlbl = 0x8fdf150
        wimage = 0x0
        wmenuitem = 0x8fdf150
        wmenuimage = 0x0
#5  0xb7899cf4 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#6  0xb71df83b in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0xb71f1855 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0xb71f9a52 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0xb7985853 in gtk_tool_item_retrieve_proxy_menu_item ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#11 0xb797ef2e in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#12 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#16 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#17 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#18 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#19 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#20 0xb77466de in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#21 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#23 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#24 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#25 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#26 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#27 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#28 0xb7798950 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#29 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#30 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#31 0xb71df795 in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#32 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#33 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#34 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#35 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#36 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#37 0xb79f3082 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#38 0xb71e23fc in g_cclosure_marshal_VOID__BOXED ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#39 0xb71de394 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#40 0xb71df83b in g_closure_invoke ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#41 0xb71f123a in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#42 0xb71f9eda in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#43 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#44 0xb79db03e in gtk_widget_size_allocate_with_baseline ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#45 0xb79db48e in gtk_widget_size_allocate ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#46 0xb79ecc36 in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#47 0xb71e14c7 in g_cclosure_marshal_VOID__VOIDv ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#48 0xb71de2e2 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#49 0xb71dfa5f in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#50 0xb71f97f9 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#51 0xb71fa0d5 in g_signal_emit ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#52 0xb77df791 in gtk_container_check_resize ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#53 0xb77df7fd in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#54 0xb71e14e7 in g_cclosure_marshal_VOID__VOIDv ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#55 0xb71dfa5f in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#56 0xb71f97f9 in g_signal_emit_valist ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#57 0xb71fa575 in g_signal_emit_by_name ()
   from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#58 0xb760ea2d in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0
No symbol table info available.
#59 0xb75ffd5c in ?? () from /usr/lib/i386-linux-gnu/libgdk-3.so.0
No symbol table info available.
#60 0xb70f18d1 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#61 0xb70f0cb3 in g_main_context_dispatch ()
   from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#62 0xb70f10c9 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#63 0xb70f1196 in g_main_context_iteration ()
   from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#64 0xb7895a60 in gtk_main_iteration ()
   from /usr/lib/i386-linux-gnu/libgtk-3.so.0
No symbol table info available.
#65 0x080f2db1 in XTread_socket (terminal=0x8798920, hold_quit=0xbfffe21c)
    at xterm.c:7016
        count = 0
        dpyinfo = 0x8501ff8
#66 0x08123577 in gobble_input () at keyboard.c:6850
        nr = <optimized out>
        hold_quit = {
          kind = NO_EVENT, 
          code = 0, 
          part = scroll_bar_above_handle, 
          modifiers = 0, 
          x = 0, 
          y = 0, 
          timestamp = 0, 
          frame_or_window = 0, 
          arg = 0
        }
        next = 0x0
        nread = 0
        err = false
        t = 0x8798920
#67 0x08122ee5 in handle_async_input () at keyboard.c:7090
        nread = <optimized out>
#68 process_pending_signals () at keyboard.c:7104
No locals.
#69 0x0816dea9 in Fmake_list (length=8, init=139211714) at alloc.c:2637
        val = 142732590
        size = 0
#70 0x0818d507 in concat (nargs=nargs <at> entry=1, args=args <at> entry=0xbfffe340, 
    target_type=Lisp_Cons, last_special=false) at fns.c:588
        val = <optimized out>
        tail = 139211714
        this = <optimized out>
        toindex = <optimized out>
        toindex_byte = 0
        result_len = <optimized out>
        result_len_byte = 2
        argnum = <optimized out>
        last_tail = 139211714
        prev = <optimized out>
        some_multibyte = <optimized out>
        textprops = 0x0
        num_textprops = 0
        sa_must_free = false
#71 0x0818da4d in Fcopy_sequence (arg=147636134) at fns.c:456
No locals.
#72 0x08121aba in timer_check () at keyboard.c:4571
        tem = 139211714
#73 0x081220dd in readable_events (flags=flags <at> entry=1) at keyboard.c:3447
No locals.
#74 0x0812367b in get_input_pending (flags=flags <at> entry=1) at keyboard.c:6765
No locals.
#75 0x081261da in detect_input_pending_run_timers (do_display=true)
    at keyboard.c:9894
        old_timers_run = 94
#76 0x081c176d in wait_reading_process_output (time_limit=<optimized out>, 
    nsecs=0, read_kbd=-1, do_display=true, wait_for_cell=139211714, 
    wait_proc=0x0, just_wait_proc=0) at process.c:4702
        old_timers_run = 94
        old_buffer = 0x8d57bb0
        old_window = 141713277
        leave = false
        timeout_reduced_for_timers = <optimized out>
        channel = <optimized out>
        nfds = <optimized out>
        Available = {
          fds_bits = {8192, 0 <repeats 31 times>}
        }
        Writeok = {
          fds_bits = {0 <repeats 32 times>}
        }
        check_write = <optimized out>
        check_delay = <optimized out>
        no_avail = <optimized out>
        xerrno = 11
        proc = <optimized out>
        timeout = {
          tv_sec = 0, 
          tv_nsec = 0
        }
        end_time = <optimized out>
        wait_channel = -1
        got_some_input = false
#77 0x0806310b in sit_for (timeout=120, reading=true, display_option=1)
    at dispnew.c:5861
        sec = 30
        nsec = 0
        do_display = true
#78 0x08126faa in read_char (commandflag=1, map=142728086, 
    prev_event=139211714, used_mouse_menu=0xbfffe97b, end_time=0x0)
    at keyboard.c:2809
        tem0 = 0
        buffer_size = 0
        local_getcjmp = {{
            __jmpbuf = {1, 142077672, 1, 1, -1410687419, 1894968618}, 
            __mask_was_saved = 0, 
            __saved_mask = {
              __val = {7384394, 141267026, 141267026, 141267026, 5, 139211714, 
                0, 14, 3221219304, 3221219432, 136036927, 144167386, 
                139211714, 139234674, 136134762, 148208560, 139211714, 
                139211714, 138721664, 139289946, 0, 141402088, 135749017, 
                140921898, 142758086, 3221219136, 40, 2, 141402088, 140921898, 
                135749512, 148208560}
            }
          }}
        save_jump = {{
            __jmpbuf = {0, 0, 0, 0, 0, 0}, 
            __mask_was_saved = 0, 
            __saved_mask = {
              __val = {0 <repeats 32 times>}
            }
          }}
        save = 138962688
        previous_echo_area_message = 139211714
        also_record = 139211714
        reread = false
        polling_stopped_here = false
#79 0x081280e5 in read_key_sequence (keybuf=0x0, prompt=6, 
    dont_downcase_last=91, can_return_switch_frame=true, 
    fix_current_buffer=true, prevent_redisplay=false, bufsize=<optimized out>)
    at keyboard.c:9088
        interrupted_kboard = 0x0
        used_mouse_menu = false
        fkey = {
          parent = 141124718, 
          map = 141124718, 
          start = 0, 
          end = 0
        }
        keytran = {
          parent = 139199246, 
          map = 139199246, 
          start = 0, 
          end = 0
        }
        indec = {
          parent = 141124726, 
          map = 141124726, 
          start = 0, 
          end = 0
        }
#80 0x08129b18 in command_loop_1 () at keyboard.c:1452
        keybuf = {96, 444, 139211714, 139283498, 139211714, 135751777, 
          139283498, 139211714, 139211714, 0, 139283498, 32, 143040792, 
          135818218, 139283498, 139211714, -1207961296, 2, 140882126, 
          -1073746375, -1073747048, 139211714, 140882126, 139211714, 0, 1, 
          143040792, -1073746375, -1073747048, 135385236}
        i = 2
        prev_buffer = 0x8ec9be0
#81 0x081863bc in internal_condition_case (bfun=0x8129960 <command_loop_1>, 
    handlers=139244538, hfun=0x81213c0 <cmd_error>) at eval.c:1348
        val = <optimized out>
        c = <optimized out>
#82 0x0811cfd0 in command_loop_2 (ignore=139211714) at keyboard.c:1177
        val = 0
#83 0x081862bb in internal_catch (tag=139242618, 
    func=0x811cfb0 <command_loop_2>, arg=139211714) at eval.c:1112
        val = <optimized out>
        c = <optimized out>
#84 0x08121054 in command_loop () at keyboard.c:1156
No locals.
#85 recursive_edit_1 () at keyboard.c:777
        val = 143040792
#86 0x0812130f in Frecursive_edit () at keyboard.c:848
        buffer = <optimized out>
#87 0x08059c0b in main (argc=<optimized out>, argv=0xbfffec44) at emacs.c:1646
        dummy = -1238819848
        stack_bottom_variable = -73 '\267'
        do_initial_setlocale = <optimized out>
        dumping = <optimized out>
        skip_args = 0
        rlim = {
          rlim_cur = 8388608, 
          rlim_max = 18446744073709551615
        }
        no_loadup = <optimized out>
        junk = 0x0
        dname_arg = 0x0
        ch_to_dir = 0xb65a4c28 "\200\006J\266"
        original_pwd = <optimized out>
Continuing.
[Thread 0xb3a64b40 (LWP 25187) exited]
[Thread 0xb4612b40 (LWP 25184) exited]
[Thread 0xb587bb40 (LWP 25183) exited]

Program terminated with signal SIGABRT, Aborted.
The program no longer exists.
--8<---------------cut here---------------end--------------->8---



In GNU Emacs 24.4.1 (i686-pc-linux-gnu, GTK+ Version 3.14.4)
 of 2014-11-08 on debian
Windowing system distributor `The X.Org Foundation', version 11.0.11501000
System Description:	Debian GNU/Linux testing (jessie)

Important settings:
  value of $LANG: it_IT.UTF-8
  locale-coding-system: utf-8-unix

Major mode: Emacs-Lisp

Minor modes in effect:
  tooltip-mode: t
  electric-indent-mode: t
  mouse-wheel-mode: t
  tool-bar-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-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t
  transient-mark-mode: t

Recent input:
<help-echo> <help-echo> <help-echo> M-x r e p o r t 
<tab> <return>

Recent messages:
For information about GNU Emacs and the GNU system, type C-h C-a.
Making completion list...

Load-path shadows:
None found.

Features:
(shadow sort gnus-util mail-extr emacsbug message format-spec rfc822 mml
mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev
gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util
help-fns mail-prsvr mail-utils help-mode easymenu time-date tooltip
electric uniquify ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd
tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment
lisp-mode prog-mode register page menu-bar rfn-eshadow timer select
scroll-bar 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 minibuffer nadvice loaddefs button faces cus-face macroexp files
text-properties overlay sha1 md5 base64 format env code-pages mule
custom widget hashtable-print-readable backquote make-network-process
dbusbind gfilenotify dynamic-setting system-font-setting
font-render-setting move-toolbar gtk x-toolkit x multi-tty emacs)

Memory information:
((conses 8 72801 6914)
 (symbols 24 17686 0)
 (miscs 20 56 195)
 (strings 16 9376 3980)
 (string-bytes 1 263488)
 (vectors 8 9021)
 (vector-slots 4 390095 5352)
 (floats 8 63 170)
 (intervals 28 249 19)
 (buffers 512 13)
 (heap 1024 23165 620))




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Tue, 22 Sep 2015 07:21:02 GMT) Full text and rfc822 format available.

Message #8 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Jonathan Woithe <jwoithe <at> atrad.com.au>
To: 18997 <at> debbugs.gnu.org
Subject: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Tue, 22 Sep 2015 16:18:02 +0930
I have a user who is encountering the same problem.  The system is
Slackware64 14.1 which ships with emacs 24.3.
   
To reproduce the bug one does not need IDL on the system: just use "bash" as
a standin.  Create a symlink called /bin/idl pointing to /bin/bash.  Create 
a skeleton IDL program called test.pro (the content is irrelevant).  Then:

  * emacs test.pro

  * C-c,C-s

    This produces a large number of GdkPixbuf messages on the console as the
    IDL window is opened (and in this test case, bash is started).  There
    are three messages:
      (emacs:2384): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion
        `bits_per_sample == 8' failed
      (emacs:2384): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion
        `GDK_IS_PIXBUF (pixbuf)' failed
      (emacs:2384): GLib-GObject-CRITICAL **: g_object_unref: assertion
        `G_IS_OBJECT (object)' failed
    These are repeated in no apparent order.

  * Click in the test.pro window.  Emacs segfaults.

Emacs versions 23.4 and earlier all seem to work just fine.  Version 24.1
and later crash out (some as above, some as soon as C-c,C-s is used).  For
24.1 and later it doesn't matter whether gtk2 or gtk3 is selected via
"configure".

A git bisect indicates that the fundamental problem was introduced in commit
0afb4571a7b54dc7693e605f7ec8a0a3a9251b4d, which added the initial gtk3
support (between 23.4 and 24.1).  Examining the core dump from this commit,
the crash happens at src/gtkutil.c:3743, in xg_get_tool_bar_widgets() called
from xg_tool_item_stale_p().  clist is NULL, so its dereference on line
3743 to find c1 triggers the segfault.

The bug is associated with the new implementation of
xg_get_pixbuf_from_pix_and_mask() in src/gtkutil.c which calls the new   
function xg_get_pixbuf_from_pixmap().  XGetImage() is returning an XImage
with bitmap_unit set to 32.  This is passed to gdk_pixbuf_new_from_data() as
the bits_per_sample parameter.  The gdk_pixbuf_new_from_data() documentation
states:

  Currently only RGB images with 8 bits per sample are supported.
Since emacs is not in general passing 8 as the bits_per_sample parameter the
assertion in gdk_pixbuf_new_from_data() fails and NULL is returned.  This   
restriction on 8 bits per sample within gdk_pixbuf_new_from_data applies to 
both gtk2 and gtk3.

As an aside I'm not sure that XImage::bitmap_unit is the correct field to
use for gdk_pixbuf_new_from_data()'s bits_per_sample parameter.  There's not
much documentation around for the XImage structure.  What I can find
describes selected fields as this:

  bitmap_unit    = quant. of scanline 8, 16, 32
  bitmap_pad     = 8, 16, 32 either XY or ZFormat
  depth          = depth of image
  bits_per_pixel = bits per pixel (ZFormat)

Emacs uses the XYPixmap format so bits_per_pixel is irrelevant, and
"bitmap_pad" sounds more like a padding than anything else.  That leaves
either "bitmap_unit" or "depth" as apparently feasible options.  For what
it's worth, when emcas calls xg_get_pixbuf_from_pixmap() on my 24-bit
Truecolour display, bitmap_unit and bitmap_pad are always 32, depth is
either 24 or 1 and bits_per_pixel is always 1.

The XImage returned by XGetImage() will almost certainly have more than 8
bits per pixel these days and I therefore cannot see a way to interface it
with gdk_pixbuf_new_from_data() (which only accepts 8 bits per pixel).    
Consequently I think the only way to address the bug is to partially roll 
back the changes to xg_get_pixbuf_from_pix_and_mask() made in commit
0afb4571a7b54dc7693e605f7ec8a0a3a9251b4d.  A patch to do this (against
today's git master, (57d48c364cf24c9f99f3d03eb74d9d2a81f4ae31) is at the end
of this email.  With this patch applied, git master no longer crashes for me
when gtk2 is in use.  The problem is that GdkDrawable, GdkPixmap and their  
associated methods are not present in gtk3 which means compiling this patch 
for gtk3 will fail.

Unfortunately I am not familiar enough with the emacs code and
the way it manages these tool bar button icons to come up with something
which will work under gtk3.  As a result, the patch below is a starting 
point rather than a complete fix.

Regards
  jonathan

This patch prevents emacs segfaulting under Linux when running idlwave (and
possibly other things) when compiled for gtk2.  Attempting to compile for
gtk3 will fail since a gtk3 solution is not yet known (the gtk2 approach
uses features which have been removed in gtk3).

Signed-off-by: Jonathan Woithe <jwoithe <at> atrad.com.au>

--- a/src/gtkutil.c     2015-09-22 14:59:25.911372841 +0930
+++ b/src/gtkutil.c     2015-09-22 15:05:21.349350817 +0930
@@ -254,55 +254,33 @@
   return gdk_cursor_new_for_display (gdpy, GDK_LEFT_PTR);
 }
 
-static GdkPixbuf *
-xg_get_pixbuf_from_pixmap (struct frame *f, Pixmap pix)
-{
-  int iunused;
-  GdkPixbuf *tmp_buf;
-  Window wunused;
-  unsigned int width, height, uunused;
-  XImage *xim;
-
-  XGetGeometry (FRAME_X_DISPLAY (f), pix, &wunused, &iunused, &iunused,
-                &width, &height, &uunused, &uunused);
-
-  xim = XGetImage (FRAME_X_DISPLAY (f), pix, 0, 0, width, height,
-                   ~0, XYPixmap);
-  if (!xim) return 0;
-
-  tmp_buf = gdk_pixbuf_new_from_data ((guchar *) xim->data,
-                                      GDK_COLORSPACE_RGB,
-                                      FALSE,
-                                      xim->bitmap_unit,
-                                      width,
-                                      height,
-                                      xim->bytes_per_line,
-                                      NULL,
-                                      NULL);
-  XDestroyImage (xim);
-  return tmp_buf;
-}
-
 /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel.  */
 
 static GdkPixbuf *
 xg_get_pixbuf_from_pix_and_mask (struct frame *f,
                                  Pixmap pix,
-                                 Pixmap mask)
+                                 Pixmap mask,
+                                 GdkColormap *cmap)
 {
   int width, height;
   GdkPixbuf *icon_buf, *tmp_buf;
-
-  tmp_buf = xg_get_pixbuf_from_pixmap (f, pix);
+  GdkDisplay *gdpy = gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f));
+  GdkPixmap *gpix = gdk_pixmap_foreign_new_for_display (gdpy, pix);
+  GdkPixmap *gmask = mask ? gdk_pixmap_foreign_new_for_display (gdpy, mask) : 0;
+
+  gdk_drawable_get_size (gpix, &width, &height);
+  tmp_buf = gdk_pixbuf_get_from_drawable (NULL, gpix, cmap,
+                                          0, 0, 0, 0, width, height);
   icon_buf = gdk_pixbuf_add_alpha (tmp_buf, FALSE, 0, 0, 0);
   g_object_unref (G_OBJECT (tmp_buf));
 
-  width = gdk_pixbuf_get_width (icon_buf);
-  height = gdk_pixbuf_get_height (icon_buf);
-
-  if (mask)
+  if (gmask)
     {
-      GdkPixbuf *mask_buf = xg_get_pixbuf_from_pixmap (f, mask);
+      GdkPixbuf *mask_buf = gdk_pixbuf_get_from_drawable (NULL,
+                                                          gmask,
+                                                          NULL,
+                                                          0, 0, 0, 0,
+                                                          width, height);
       guchar *pixels = gdk_pixbuf_get_pixels (icon_buf);
       guchar *mask_pixels = gdk_pixbuf_get_pixels (mask_buf);
       int rowstride = gdk_pixbuf_get_rowstride (icon_buf);
@@ -368,6 +346,7 @@
                          GtkImage *old_widget)
 {
   GdkPixbuf *icon_buf;
+  GdkColormap *cmap;
 
   /* If we have a file, let GTK do all the image handling.
      This seems to be the only way to make insensitive and activated icons
@@ -404,7 +383,8 @@
      not associated with the img->pixmap.  The img->pixmap may be removed
      by clearing the image cache and then the tool bar redraw fails, since
      Gtk+ assumes the pixmap is always there.  */
-  icon_buf = xg_get_pixbuf_from_pix_and_mask (f, img->pixmap, img->mask);
+  cmap = gtk_widget_get_colormap (widget);
+  icon_buf = xg_get_pixbuf_from_pix_and_mask (f, img->pixmap, img->mask, cmap);
 
   if (icon_buf)
     {
@@ -1490,7 +1470,8 @@
 {
   GdkPixbuf *gp = xg_get_pixbuf_from_pix_and_mask (f,
                                                    icon_pixmap,
-                                                   icon_mask);
+                                                   icon_mask,
+                                                   NULL);
   if (gp)
     gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), gp);
 }





Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Wed, 11 Nov 2015 23:14:01 GMT) Full text and rfc822 format available.

Message #11 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: 18997 <at> debbugs.gnu.org
Subject: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Wed, 11 Nov 2015 14:48:14 -0800
[Message part 1 (text/plain, inline)]
The following patch applied to 24.4 prevents emacs from crashing, but
results in the icons not being displayed correctly. However, messed up
icons is a far better result than a crash.

--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -302,7 +302,7 @@ xg_get_pixbuf_from_pixmap (struct frame
   tmp_buf = gdk_pixbuf_new_from_data ((guchar *) xim->data,
                                       GDK_COLORSPACE_RGB,
                                       FALSE,
-                                      xim->bitmap_unit,
+                                      8,
                                       width,
                                       height,
                                       xim->bytes_per_line,

It appears that one is only allowed to pass a value of 8 for
bits_per_sample to gdk_pixbuf_new_from_data. Therefore, it seems that the
long term solution is to convert the image in  xim->data to an 8 bits per
sample image. I'm not really sure I understand what an 8 bits per sample
image is. Does that mean 8 bits per pixel?

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

bug Marked as found in versions 24.5. Request was from Glenn Morris <rgm <at> gnu.org> to control <at> debbugs.gnu.org. (Wed, 11 Nov 2015 23:17:13 GMT) Full text and rfc822 format available.

Added tag(s) confirmed. Request was from Glenn Morris <rgm <at> gnu.org> to control <at> debbugs.gnu.org. (Wed, 11 Nov 2015 23:17:14 GMT) Full text and rfc822 format available.

Added indication that bug 18997 blocks19759 Request was from Glenn Morris <rgm <at> gnu.org> to control <at> debbugs.gnu.org. (Wed, 11 Nov 2015 23:17:24 GMT) Full text and rfc822 format available.

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Wed, 11 Nov 2015 23:19:12 GMT) Full text and rfc822 format available.

Message #20 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Wed, 11 Nov 2015 15:18:16 -0800
[Message part 1 (text/plain, inline)]
A workaround to this bug is to disable the tool bar in emacs:

(tool-bar-mode nil)

Not a satisfying solution, but at least the user will be able to use
IDLWAVE.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 16:15:02 GMT) Full text and rfc822 format available.

Message #23 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 18:13:34 +0200
> Date: Wed, 11 Nov 2015 14:48:14 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> 
> The following patch applied to 24.4 prevents emacs from crashing, but
> results in the icons not being displayed correctly. However, messed up
> icons is a far better result than a crash.

Thanks.

Actually, I'm a bit confused with this bug.  First, the original
report shows a deliberate abort via emacs_abort, while the followup
message talks about a segfault.  Are these the same problem or 2
different problems?  Is the problem you tried to fix with the patch a
segfault or an abort?

Also, could you please show an up-to-date backtrace for the problem,
from an Emacs built from the current Git master?  The function where
the problem happened originally seems to have been deleted in the
meantime.

Last, but not least: could you post a screenshot of the "messed up
icons" you get after applying the patch?  I'd like us to be able to
judge how acceptable this fix is, and I have no easy access to a
system where I can reproduce the problem myself.

Thanks again for working on this.




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 17:56:02 GMT) Full text and rfc822 format available.

Message #26 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, Gordon Farquharson <gordonfarquharson <at> gmail.com>
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 12:55:03 -0500
[Message part 1 (text/plain, inline)]
Current master does not crash for me with gtk2 or gtk3 on RHEL 7.1.
24.5 does. master does have many "GdkPixbuf-CRITICAL"
"GLib-GObject-CRITICAL" complaints though.
Also, the toolbar looks messed up in IDL mode.
It has a bunch of "A A A A ..." in it, which run "Save and Compile this
file" etc.

[1a.png (image/png, attachment)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:05:02 GMT) Full text and rfc822 format available.

Message #29 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, Gordon Farquharson <gordonfarquharson <at> gmail.com>
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 13:04:08 -0500
Glenn Morris wrote:

> Also, the toolbar looks messed up in IDL mode.
> It has a bunch of "A A A A ..." in it, which run "Save and Compile this
> file" etc.

Whereas with the Lucid toolkit it looks fine.
So I guess the Gtk toolkikt does not like the unusual way idlw-toolbar.el
does its toolbar images.

(Sadly Emacs idlwave mode seems divorced from its upstream;
http://lists.gnu.org/archive/html/emacs-devel/2014-07/msg00008.html )




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:18:02 GMT) Full text and rfc822 format available.

Message #32 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Glenn Morris <rgm <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, gordonfarquharson <at> gmail.com
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 20:16:44 +0200
> From: Glenn Morris <rgm <at> gnu.org>
> Cc: Gordon Farquharson <gordonfarquharson <at> gmail.com>,  18997 <at> debbugs.gnu.org
> Date: Thu, 12 Nov 2015 12:55:03 -0500
> 
> Current master does not crash for me with gtk2 or gtk3 on RHEL 7.1.
> 24.5 does. master does have many "GdkPixbuf-CRITICAL"
> "GLib-GObject-CRITICAL" complaints though.

Do those complaints include the one that says this:

  gdk_pixbuf_new_from_data: assertion `bits_per_sample == 8' failed

> Also, the toolbar looks messed up in IDL mode.
> It has a bunch of "A A A A ..." in it, which run "Save and Compile this
> file" etc.

What's so special about IDL mode that it causes this?  Ah, I see: it
comes with its own XPM images for the toolbar (in idlw-toolbar.el),
right?  If that's the reason, can we somehow modify those XPM icons to
use only 8 bits per sample?

Thanks.




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:21:02 GMT) Full text and rfc822 format available.

Message #35 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Glenn Morris <rgm <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, gordonfarquharson <at> gmail.com
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 20:20:16 +0200
> From: Glenn Morris <rgm <at> gnu.org>
> Cc: 18997 <at> debbugs.gnu.org,  Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Date: Thu, 12 Nov 2015 13:04:08 -0500
> 
> (Sadly Emacs idlwave mode seems divorced from its upstream;
> http://lists.gnu.org/archive/html/emacs-devel/2014-07/msg00008.html )

Does the upstream version avoid this problem?  If it does, I'd suggest
importing the upstream version (yes, I know it's non-trivial).




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:25:02 GMT) Full text and rfc822 format available.

Message #38 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, gordonfarquharson <at> gmail.com
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 13:24:28 -0500
Eli Zaretskii wrote:

>> 24.5 does. master does have many "GdkPixbuf-CRITICAL"
>> "GLib-GObject-CRITICAL" complaints though.
>
> Do those complaints include the one that says this:
>
>   gdk_pixbuf_new_from_data: assertion `bits_per_sample == 8' failed

Full list:

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_add_alpha: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_new_from_data: assertion 'bits_per_sample == 8' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed

(emacs:22886): GLib-GObject-CRITICAL **: g_object_set_data: assertion 'G_IS_OBJECT (object)' failed




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:25:04 GMT) Full text and rfc822 format available.

Message #41 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org, gordonfarquharson <at> gmail.com
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 13:24:59 -0500
Eli Zaretskii wrote:

> Does the upstream version avoid this problem? 

Don't know, it was just a general lament on the state of the world.




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:30:03 GMT) Full text and rfc822 format available.

Message #44 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Glenn Morris <rgm <at> gnu.org>, jd.smith <at> utoledo.edu
Cc: Eli Zaretskii <eliz <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 10:29:46 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 10:04 AM, Glenn Morris <rgm <at> gnu.org> wrote:

> (Sadly Emacs idlwave mode seems divorced from its upstream;
> http://lists.gnu.org/archive/html/emacs-devel/2014-07/msg00008.html )
>

I'm CC'ing JD SMith who is/was the maintainer for IDLWAVE, so that he is
aware of this bug.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:34:01 GMT) Full text and rfc822 format available.

Message #47 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Thu, 12 Nov 2015 20:32:01 +0200
> Date: Thu, 12 Nov 2015 10:24:15 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> 
> On Thu, Nov 12, 2015 at 10:16 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:
> 
>     What's so special about IDL mode that it causes this? Ah, I see: it
>     comes with its own XPM images for the toolbar (in idlw-toolbar.el),
>     right? If that's the reason, can we somehow modify those XPM icons to
>     use only 8 bits per sample?
>     
> 
> I tried changing the colors in the XPM images from 32 bits per channel to 8
> bits per channel, i.e., from 
> 
> c #000000000000\"
> 
> to
> 
> c #000000\"
> 
> but emacs still crashed. Does 8 bits per sample mean 8 bit color (i.e., 256
> colors)?

Sorry, I don't know.

(And please keep the bug address on the CC list, so that this
discussion gets recorded with the bug.)




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:34:02 GMT) Full text and rfc822 format available.

Message #50 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 10:33:29 -0800
[Message part 1 (text/plain, inline)]
I tried changing the colors in the XPM images from 32 bits per channel to 8
bits per channel, i.e., from

c #000000000000\"

to

c #000000\"

but emacs still crashed. Does 8 bits per sample mean 8 bit color (i.e., 256
colors)?

On Thu, Nov 12, 2015 at 10:16 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> > From: Glenn Morris <rgm <at> gnu.org>
> > Cc: Gordon Farquharson <gordonfarquharson <at> gmail.com>,
> 18997 <at> debbugs.gnu.org
> > Date: Thu, 12 Nov 2015 12:55:03 -0500
> >
> > Current master does not crash for me with gtk2 or gtk3 on RHEL 7.1.
> > 24.5 does. master does have many "GdkPixbuf-CRITICAL"
> > "GLib-GObject-CRITICAL" complaints though.
>
> Do those complaints include the one that says this:
>
>   gdk_pixbuf_new_from_data: assertion `bits_per_sample == 8' failed
>
> > Also, the toolbar looks messed up in IDL mode.
> > It has a bunch of "A A A A ..." in it, which run "Save and Compile this
> > file" etc.
>
> What's so special about IDL mode that it causes this?  Ah, I see: it
> comes with its own XPM images for the toolbar (in idlw-toolbar.el),
> right?  If that's the reason, can we somehow modify those XPM icons to
> use only 8 bits per sample?
>
> Thanks.
>



-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:35:02 GMT) Full text and rfc822 format available.

Message #53 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>,
 Glenn Morris <rgm <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in
 the	IDL shell
Date: Thu, 12 Nov 2015 20:33:28 +0200
> From: Glenn Morris <rgm <at> gnu.org>
> Cc: 18997 <at> debbugs.gnu.org,  gordonfarquharson <at> gmail.com
> Date: Thu, 12 Nov 2015 13:24:59 -0500
> 
> Eli Zaretskii wrote:
> 
> > Does the upstream version avoid this problem? 
> 
> Don't know, it was just a general lament on the state of the world.

Gordon, could you perhaps try the upstream version?




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:36:01 GMT) Full text and rfc822 format available.

Message #56 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 10:35:47 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 10:32 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

>
> (And please keep the bug address on the CC list, so that this
> discussion gets recorded with the bug.)
>

Yeah, I just realized I hadn't been replying to all. Sorry.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:39:02 GMT) Full text and rfc822 format available.

Message #59 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 10:38:07 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 10:33 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> > From: Glenn Morris <rgm <at> gnu.org>
> > Cc: 18997 <at> debbugs.gnu.org,  gordonfarquharson <at> gmail.com
> > Date: Thu, 12 Nov 2015 13:24:59 -0500
> >
> > Eli Zaretskii wrote:
> >
> > > Does the upstream version avoid this problem?
> >
> > Don't know, it was just a general lament on the state of the world.
>
> Gordon, could you perhaps try the upstream version?
>

24.4 does fail with the upstream IDLWAVE. I haven't tried emacs master with
upstream IDLWAVE. Standby. I need to build emacs master first.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:45:01 GMT) Full text and rfc822 format available.

Message #62 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: rgm <at> gnu.org, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Thu, 12 Nov 2015 20:44:11 +0200
> Date: Thu, 12 Nov 2015 10:38:07 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> 
> 24.4 does fail with the upstream IDLWAVE. I haven't tried emacs master with
> upstream IDLWAVE. Standby. I need to build emacs master first.

One other idea is to compare the XPM images in idlw-toolbar.el with
the ones we have in etc/images/, and see which part(s) of the
differences between them cause the problems.  I'm not an expert on
XPM, but I see a few differences, besides the color depth.

Btw, when you changed #000000000000 to #000000, did the error messages
from GdkPixbuf about 8 bits stop?




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 18:55:01 GMT) Full text and rfc822 format available.

Message #65 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 10:54:15 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 10:44 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> One other idea is to compare the XPM images in idlw-toolbar.el with
> the ones we have in etc/images/, and see which part(s) of the
> differences between them cause the problems.  I'm not an expert on
> XPM, but I see a few differences, besides the color depth.
>
> Btw, when you changed #000000000000 to #000000, did the error messages
> from GdkPixbuf about 8 bits stop?
>

The messages from GdkPixbuf about 8 bits (gdk_pixbuf_new_from_data:
assertion 'bits_per_sample == 8' failed) are still present with colors
changed to #000000. Attached is the backtrace, and the idlw-toolbar.el file
I used.

Gordon



-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]
[emacs-24.4+1-5_crashlog.txt (text/plain, attachment)]
[idlw-toolbar.el (text/x-emacs-lisp, attachment)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 19:35:02 GMT) Full text and rfc822 format available.

Message #68 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: rgm <at> gnu.org, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Thu, 12 Nov 2015 21:33:34 +0200
> Date: Thu, 12 Nov 2015 10:54:15 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> 
> (defvar idlwave-toolbar-compile-icon
>   (idlwave-toolbar-make-button
>    "/* XPM */
> static char * file[] = {
> \"28 28 2 1\",
> \" 	c None s backgroundToolBarColor\",
> \".	c #000000\",

Two potential differences I see between these icons and what we have
in etc/images are:

  . None of the icons in etc/images has size more than 24x24, while
    the images in idlw-toolbar.el are 28x28;

  . I see no stuff like "s backgroundToolBarColor", only "s None", and
    only in 2 icons in etc/images/

Can you see whether one of these differences is the culprit?




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 20:21:01 GMT) Full text and rfc822 format available.

Message #71 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 12:20:47 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 11:33 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> > Date: Thu, 12 Nov 2015 10:54:15 -0800
> > From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> > Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> >
> > (defvar idlwave-toolbar-compile-icon
> >   (idlwave-toolbar-make-button
> >    "/* XPM */
> > static char * file[] = {
> > \"28 28 2 1\",
> > \"    c None s backgroundToolBarColor\",
> > \".   c #000000\",
>
> Two potential differences I see between these icons and what we have
> in etc/images are:
>
>   . None of the icons in etc/images has size more than 24x24, while
>     the images in idlw-toolbar.el are 28x28;
>
>   . I see no stuff like "s backgroundToolBarColor", only "s None", and
>     only in 2 icons in etc/images/
>
> Can you see whether one of these differences is the culprit?
>

Removing "s backgroundToolBarColor" and changing the XPM images to 24 by 24
pixels didn't fix the problem (updated idlw-toolbar.el file attached). I
manually edited the XPM images (thank goodness for rectangular cut in
emacs!). I think I changed everything correctly. Emacs output the same
messages as before when it aborted.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]
[idlw-toolbar.el (text/x-emacs-lisp, attachment)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 20:37:01 GMT) Full text and rfc822 format available.

Message #74 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 12:35:59 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 10:38 AM, Gordon Farquharson <
gordonfarquharson <at> gmail.com> wrote:

>
> On Thu, Nov 12, 2015 at 10:33 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:
>
>> > From: Glenn Morris <rgm <at> gnu.org>
>> > Cc: 18997 <at> debbugs.gnu.org,  gordonfarquharson <at> gmail.com
>> > Date: Thu, 12 Nov 2015 13:24:59 -0500
>> >
>> > Eli Zaretskii wrote:
>> >
>> > > Does the upstream version avoid this problem?
>> >
>> > Don't know, it was just a general lament on the state of the world.
>>
>> Gordon, could you perhaps try the upstream version?
>>
>
> 24.4 does fail with the upstream IDLWAVE. I haven't tried emacs master
> with upstream IDLWAVE. Standby. I need to build emacs master first.
>

I built emacs from the git repository
(1e363a8ea5ac09455f3a44fbb646b5af32bca51c). WIth IDLWAVE upsteam, and the
changes to the idlw-toolbar.el file to make the icons 24 x 24 pixels and
the colors 8 bit triplets (#000000), emacs doesn't abort, but the icons are
just A (as reported by Glenn). The bit_per_sample assertion in
gdk_pixbuf_new_from_data still fails.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
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Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 20:54:02 GMT) Full text and rfc822 format available.

Message #77 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: rgm <at> gnu.org, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Thu, 12 Nov 2015 22:52:30 +0200
> Date: Thu, 12 Nov 2015 12:35:59 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> 
> I built emacs from the git repository
> (1e363a8ea5ac09455f3a44fbb646b5af32bca51c). WIth IDLWAVE upsteam, and the
> changes to the idlw-toolbar.el file to make the icons 24 x 24 pixels and the
> colors 8 bit triplets (#000000), emacs doesn't abort, but the icons are just A
> (as reported by Glenn). The bit_per_sample assertion in
> gdk_pixbuf_new_from_data still fails.

So what in those icons cause the problem?

If you entirely replace those images with contents of files in
etc/images/, does the problem still persist?  If so, does it mean we
have problems with the GTK toolbar in other modes, like Gnus and GUD?




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 21:42:02 GMT) Full text and rfc822 format available.

Message #80 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 13:41:27 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 12:52 PM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> > I built emacs from the git repository
> > (1e363a8ea5ac09455f3a44fbb646b5af32bca51c). WIth IDLWAVE upsteam, and the
> > changes to the idlw-toolbar.el file to make the icons 24 x 24 pixels and
> the
> > colors 8 bit triplets (#000000), emacs doesn't abort, but the icons are
> just A
> > (as reported by Glenn). The bit_per_sample assertion in
> > gdk_pixbuf_new_from_data still fails.
>
> So what in those icons cause the problem?
>

I was wondering the same thing.

If you entirely replace those images with contents of files in
> etc/images/, does the problem still persist?  If so, does it mean we
> have problems with the GTK toolbar in other modes, like Gnus and GUD?
>

Replacing the XPM code in idlw-toolbar.el with the code from
etc/images/paste.xpm doesn't make a difference (icons are still As). GUD
icons display correctly. Maybe the problem is with the lisp code that
creates the images in idlw-toolbar? Could you point me to the lisp code in
GUD that creates its icons?

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
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Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 21:58:02 GMT) Full text and rfc822 format available.

Message #83 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 13:57:53 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 1:41 PM, Gordon Farquharson <
gordonfarquharson <at> gmail.com> wrote:

>
> Replacing the XPM code in idlw-toolbar.el with the code from
> etc/images/paste.xpm doesn't make a difference (icons are still As). GUD
> icons display correctly. Maybe the problem is with the lisp code that
> creates the images in idlw-toolbar? Could you point me to the lisp code in
> GUD that creates its icons?
>

Where is the documnetation on toolbar-make-button-list? Is this a valid
emacs lisp function?

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
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Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Thu, 12 Nov 2015 22:06:02 GMT) Full text and rfc822 format available.

Message #86 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Thu, 12 Nov 2015 14:05:17 -0800
[Message part 1 (text/plain, inline)]
On Thu, Nov 12, 2015 at 1:57 PM, Gordon Farquharson <
gordonfarquharson <at> gmail.com> wrote:

>
> Where is the documnetation on toolbar-make-button-list? Is this a valid
> emacs lisp function?
>

Ah. Seems to be an XEmacs only function...

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Fri, 13 Nov 2015 08:35:03 GMT) Full text and rfc822 format available.

Message #89 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: rgm <at> gnu.org, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Fri, 13 Nov 2015 10:33:50 +0200
> Date: Thu, 12 Nov 2015 13:57:53 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> 
>     Replacing the XPM code in idlw-toolbar.el with the code from
>     etc/images/paste.xpm doesn't make a difference (icons are still As). GUD
>     icons display correctly. Maybe the problem is with the lisp code that
>     creates the images in idlw-toolbar? Could you point me to the lisp code in
>     GUD that creates its icons?

See gud-tool-bar-map and its uses.  As you see, GUD uses a very
different method.

> Where is the documnetation on toolbar-make-button-list? Is this a valid emacs
> lisp function?

No, it's an XEmacs function.  You will see it called only if this code
is run by XEmacs.

Thanks.




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Fri, 13 Nov 2015 16:53:01 GMT) Full text and rfc822 format available.

Message #92 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4; IDLWAVE: Emacs crashes when trying to change the
 window while in the IDL shell
Date: Fri, 13 Nov 2015 08:52:29 -0800
[Message part 1 (text/plain, inline)]
On Fri, Nov 13, 2015 at 12:33 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> See gud-tool-bar-map and its uses.  As you see, GUD uses a very
> different method.
>

I'll take a look. I've never programmed in elisp. The closest related
language I've used is scheme, a very long time ago, so this will be
exciting.

Gordon

-- 
Gordon Farquharson
GnuPG Key ID: 32D6D676
[Message part 2 (text/html, inline)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Sat, 14 Nov 2015 10:31:01 GMT) Full text and rfc822 format available.

Message #95 received at 18997 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Gordon Farquharson <gordonfarquharson <at> gmail.com>
Cc: rgm <at> gnu.org, 18997 <at> debbugs.gnu.org
Subject: Re: bug#18997: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Sat, 14 Nov 2015 12:30:11 +0200
> Date: Fri, 13 Nov 2015 08:52:29 -0800
> From: Gordon Farquharson <gordonfarquharson <at> gmail.com>
> Cc: Glenn Morris <rgm <at> gnu.org>, 18997 <at> debbugs.gnu.org
> 
>     See gud-tool-bar-map and its uses. As you see, GUD uses a very
>     different method.
> 
> I'll take a look. I've never programmed in elisp. The closest related language
> I've used is scheme, a very long time ago, so this will be exciting.

I think on the Lisp level everything is OK.  Fact is, this worked
before the changes in GTK toolbar support mentioned previously in
discussing this thread.  It also works with other toolkits (Glenn
mentioned Lucid, I see it display correctly on MS-Windows).

So I think a better strategy would be to step in a debugger through
the offending C code and see the differences between when IDLWAVE is
invoked, and when GUD is invoked.  You can identify the code that's
involved in this by examining the series of functions that crash.
Based on the Glib error messages posted up-thread, I would suggest to
start in xg_get_pixbuf_from_pixmap, which calls
gdk_pixbuf_new_from_data, the first function to complain.  How is the
data there different between GUD and IDLWAVE?




Reply sent to Paul Eggert <eggert <at> cs.ucla.edu>:
You have taken responsibility. (Fri, 25 Mar 2016 00:05:02 GMT) Full text and rfc822 format available.

Notification sent to mose <at> gnu.org (Mosè Giordano):
bug acknowledged by developer. (Fri, 25 Mar 2016 00:05:02 GMT) Full text and rfc822 format available.

Message #100 received at 18997-done <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Mosè Giordano <mose <at> gnu.org>
Cc: Jonathan Woithe <jwoithe <at> atrad.com.au>,
 Gordon Farquharson <gordonfarquharson <at> gmail.com>, 18997-done <at> debbugs.gnu.org,
 "J.D. Smith" <jdsmith <at> as.arizona.edu>
Subject: Re: 24.4; IDLWAVE: Emacs crashes when trying to change the window
 while in the IDL shell
Date: Thu, 24 Mar 2016 17:04:42 -0700
[Message part 1 (text/plain, inline)]
Using Jonathan Woithe's September 2015 recipe, I reproduced this bug 
report's problems on Fedora 23 with gtk3 in the emacs-25 branch, and 
installed the attached patches, which fixed the bugs for me.

I do like the idea of moving the IDLWAVE stuff to an ELPA package, 
though I don't have time to do that myself.

I'm boldly marking the bug as fixed.

http://bugs.gnu.org/18997
[0001-Avoid-GTK-3-crash-with-icons-and-masks.patch (application/x-patch, attachment)]
[0002-Avoid-stray-As-next-to-IDLW-icons.patch (application/x-patch, attachment)]

Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Fri, 25 Mar 2016 11:28:02 GMT) Full text and rfc822 format available.

Message #103 received at 18997-done <at> debbugs.gnu.org (full text, mbox):

From: Mosè Giordano <mose <at> gnu.org>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: Jonathan Woithe <jwoithe <at> atrad.com.au>,
 Gordon Farquharson <gordonfarquharson <at> gmail.com>, 18997-done <at> debbugs.gnu.org,
 "J.D. Smith" <jdsmith <at> as.arizona.edu>
Subject: Re: 24.4; IDLWAVE: Emacs crashes when trying to change the window
 while in the IDL shell
Date: Fri, 25 Mar 2016 12:26:51 +0100
Hi Paul,

2016-03-25 1:04 GMT+01:00 Paul Eggert <eggert <at> cs.ucla.edu>:
> Using Jonathan Woithe's September 2015 recipe, I reproduced this bug
> report's problems on Fedora 23 with gtk3 in the emacs-25 branch, and
> installed the attached patches, which fixed the bugs for me.
>
> I do like the idea of moving the IDLWAVE stuff to an ELPA package, though I
> don't have time to do that myself.
>
> I'm boldly marking the bug as fixed.
>
> http://bugs.gnu.org/18997

I confirm your patches fix the bug (I applied them on master).  I
also discovered that there are indeed icons in the toolbar of
idlwave-shell, without the patches there was just a blank bar.

Cheers,
Mosè




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Tue, 29 Mar 2016 06:48:02 GMT) Full text and rfc822 format available.

Message #106 received at 18997-done <at> debbugs.gnu.org (full text, mbox):

From: Jonathan Woithe <jwoithe <at> atrad.com.au>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: Gordon Farquharson <gordonfarquharson <at> gmail.com>,
 Mosè Giordano <mose <at> gnu.org>, 18997-done <at> debbugs.gnu.org,
 "J.D. Smith" <jdsmith <at> as.arizona.edu>
Subject: Re: 24.4; IDLWAVE: Emacs crashes when trying to change the window
 while in the IDL shell
Date: Tue, 29 Mar 2016 17:17:08 +1030
On Thu, Mar 24, 2016 at 05:04:42PM -0700, Paul Eggert wrote:
> Using Jonathan Woithe's September 2015 recipe, I reproduced this bug
> report's problems on Fedora 23 with gtk3 in the emacs-25 branch, and
> installed the attached patches, which fixed the bugs for me.

Thanks for the follow up Paul - I've had IDLwave users stuck on emacs 23.4
due to this bug.

I can confirm that the 0001-Avoid-GTK-3-crash-with-icons-and-masks.patch
patch fixes the crash problem on our systems.  Emacs is compiled to use gtk2
on these installations so despite the name, the patch successfully addresses
the problem for gtk2 as well as gtk3.  This is due to the elimination of the 
gdk_pixbuf_new_from_data() call on an XImage acquired from XGetImage() on
displays with more than 8 bits per pixel, something which affected emacs
regardless of whether it was compiled for gtk2 or gtk3.

Regards
  jonathan




Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#18997; Package emacs. (Tue, 29 Mar 2016 14:19:03 GMT) Full text and rfc822 format available.

Message #109 received at 18997-done <at> debbugs.gnu.org (full text, mbox):

From: JD Smith <jdtsmith <at> gmail.com>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: Jonathan Woithe <jwoithe <at> atrad.com.au>,
 Gordon Farquharson <gordonfarquharson <at> gmail.com>,
 Mosè Giordano <mose <at> gnu.org>, 18997-done <at> debbugs.gnu.org,
 "J.D. Smith" <jdsmith <at> as.arizona.edu>
Subject: Re: 24.4;
 IDLWAVE: Emacs crashes when trying to change the window while in the
 IDL shell
Date: Mon, 28 Mar 2016 18:49:38 -0400
> On Mar 24, 2016, at 8:04 PM, Paul Eggert <eggert <at> cs.ucla.edu> wrote:
> 
> Using Jonathan Woithe's September 2015 recipe, I reproduced this bug report's problems on Fedora 23 with gtk3 in the emacs-25 branch, and installed the attached patches, which fixed the bugs for me.
> 
> I do like the idea of moving the IDLWAVE stuff to an ELPA package, though I don't have time to do that myself.
> 
> I'm boldly marking the bug as fixed.
> 
> http://bugs.gnu.org/18997
> <0001-Avoid-GTK-3-crash-with-icons-and-masks.patch><0002-Avoid-stray-As-next-to-IDLW-icons.patch>

Thanks for tracking this down. I never use the toolbar so never tripped this particular bug.  The “A” people have seen with the buttons comes from the addition of identifying strings beneath the icons which apparently didn’t exist when this code was written (before my involvement).  The “a" had been hard-coded in.  I’ve replaced it with something sensible for each icon in upstream.  Emacs used to allow multiple lines of toolbars which made these more useful (perhaps that’s a widget toolset issue).

Though I don’t have time to lead it, I’m amenable to helping with an ELPA transition if someone wants to take that on.





bug archived. Request was from Debbugs Internal Request <help-debbugs <at> gnu.org> to internal_control <at> debbugs.gnu.org. (Wed, 27 Apr 2016 11:24:04 GMT) Full text and rfc822 format available.

This bug report was last modified 8 years and 7 days ago.

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