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bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask
From: |
Rainer M Krug |
Subject: |
bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask |
Date: |
Mon, 21 Sep 2015 15:27:57 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (darwin) |
Eli Zaretskii <eliz@gnu.org> writes:
> [Returning the discussion to the bug tracker.]
>
>> From: Rainer M Krug <Rainer@krugs.de>
>> Date: Mon, 21 Sep 2015 14:32:23 +0200
>>
>> > I cannot reproduce this, unfortunately. I cannot even successfully
>> > load your init files, something is missing, even though I downloaded
>> > cask and pallet.
>> >
>> > Any chance of you coming up with a recipe that starts from "emacs -Q"?
>> >
>> > If not, can you compile Emacs with debug info, run it under the
>> > debugger, and tell me values of some variables I need to see?
>>
>> The crash is occurring very irregular and I am working while triggering
>> it - and I haven't found a reliable recipe yet.
>>
>> The easiest would be to compile with debug info - I'll see how I can do
>> it using homebrew or directly.
>>
>> Could you give me the options I should use in the configure?
>
> I don't know how Emacs is built on OS X, sorry.
Effectively as under Linux.
> I can only tell that the compiler switches should include -g and NOT
> include -s. You should be able to see the compiler switches in
> src/Makefile.
I used
,----
| CFLAGS="-ggdb3 -O0" CXXFLAGS="-ggdb3 -O0" LDFLAGS="-ggdb3" ./configure
--enable-checking --with-gif=no --prefix=$HOME/local/apps/emacs-24.4/
`----
As I found this here
http://emacs.stackexchange.com/questions/4213/how-to-compile-emacs-with-debug-symbols
>
> If this is somehow not enough, I can go with "printf debugging", if
> it's okay with you. That is, assuming that adding a line such as
>
> fprintf (stderr, "something to print\n");
>
> to some place in the C code, then recompiling Emacs and running it
> will display the specified text.
Let me know what I should put where and I can do it.
>
> The infinite recursion in this last crash happens here:
>
> /* If we reached the end of the object we've been iterating (e.g., a
> display string or an overlay string), and there's something on
> IT->stack, proceed with what's on the stack. It doesn't make
> sense to return false if there's unprocessed stuff on the stack,
> because otherwise that stuff will never be displayed. */
> if (!success_p && it->sp > 0)
> {
> set_iterator_to_next (it, false);
> success_p = get_next_display_element (it); <<<<<<<<<<<<<<<<<<<<<<
> }
>
> /* Value is false if end of buffer or string reached. */
> return success_p;
>
> This is the end of the function get_next_display_element, around line
> 7190 in xdisp.c. For some reason, the call to set_iterator_to_next
> leaves us at the same place of the same object we were before the
> call. I need to understand why that happens, and fix this code not to
> do that.
I am at the moment compiling with the above mentioned command
,----
| CFLAGS="-ggdb3 -O0" CXXFLAGS="-ggdb3 -O0" LDFLAGS="-ggdb3" ./configure
--enable-checking
`----
but I can compile anytime again.
Rainer
--
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology,
UCT), Dipl. Phys. (Germany)
Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa
Tel : +33 - (0)9 53 10 27 44
Cell: +33 - (0)6 85 62 59 98
Fax : +33 - (0)9 58 10 27 44
Fax (D): +49 - (0)3 21 21 25 22 44
email: Rainer@krugs.de
Skype: RMkrug
PGP: 0x0F52F982
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- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, (continued)
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/09
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/09
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/11
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/21
- Message not available
- Message not available
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- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask,
Rainer M Krug <=
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/21
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/23
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/23
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/23
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/24
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/24
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/24
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Eli Zaretskii, 2015/09/24
- bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask, Rainer M Krug, 2015/09/24