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bug#2403: 23.0.90; emacs bootstrap under AIX hangs at lisp/international


From: Harald Maier
Subject: bug#2403: 23.0.90; emacs bootstrap under AIX hangs at lisp/international/characters.el
Date: Thu, 26 Feb 2009 21:02:57 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.91 (darwin)

Eli Zaretskii <address@hidden> writes:

>> From: Harald Maier <address@hidden>
>> Date: Thu, 26 Feb 2009 19:26:00 +0100
>> Cc: 
>> 
>> Harald Maier <address@hidden> writes:
>> 
>> > I am trying to build emacs-23.0.90 under AIX but it hangs at loading the
>> > characters.el file:
>> >
>> > ----------------------------------------------------------------------
>> > ...
>> > Loading /usr/maierha/build/cvs/emacs/lisp/international/mule-cmds.el 
>> > (source)...
>> > Loading /usr/maierha/build/cvs/emacs/lisp/case-table.el (source)...
>> > Loading /usr/maierha/build/cvs/emacs/lisp/international/characters.el 
>> > (source)...
>> > ----------------------------------------------------------------------
>> >
>> > This happens on AIX 5.2 and AIX 5.3 and I am using the latest CVS
>> > version. It looks that temacs is in an enless loop. Any idea what the
>> > problem might be?
>> 
>> I digged a little bit deeper to this problem. temacs is in a endless
>> loop in the following for loop in the alloca.c file:
>> 
>> --- alloca.c:5101 ---
>> #if (GC_MARK_STACK == GC_MAKE_GCPROS_NOOPS \
>>      || GC_MARK_STACK == GC_MARK_STACK_CHECK_GCPROS)
>>   mark_stack ();
>> #else
>>   {
>>     register struct gcpro *tail;
>> =>  for (tail = gcprolist; tail; tail = tail->next)
>>       for (i = 0; i < tail->nvars; i++)
>>         mark_object (tail->var[i]);
>>   }
>> #endif
>> ---------------------
>> If I examine the values in gdb then I see that the second element of
>> gcprolist points to itself in the next element. That's why emacs loops.
>
> Could it be that Emacs doesn't have enough stack space?  (I have no
> idea whether stack on AIX is statically allocated and what is its
> default size.)

Definitely not. Both machines has lots of resources and also Emacs 22
compiles and works very well. But I can verify that if you can give me
some hints how to do this.

Harald






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