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Re: Enlarge MAX_ALLOCA?

From: David Kastrup
Subject: Re: Enlarge MAX_ALLOCA?
Date: Fri, 20 Jun 2014 10:08:02 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux)

Eli Zaretskii <address@hidden> writes:

>> From: David Kastrup <address@hidden>
>> Date: Thu, 19 Jun 2014 23:13:47 +0200
>> Cc: address@hidden
>> Stefan Monnier <address@hidden> writes:
>> >> 64kB feels arbitrary.  I cannot really think of an architecture where
>> >> 64kB would be feasible and 128kB not.  ±32kB is a plausible offset for
>> >> some architectures.
>> >
>> > This has nothing to do with machine architectures.
>> > It's only related to the OS chosen size of the stack.
>> It would be "only related to stack size" when there was a strictly
>> limited number of alloca allocations in the whole call stack since the
>> limit is per alloca, not per Emacs invocation.
> I'm not sure I follow your reasoning.  Can you elaborate, please?

I don't see that anything I say would register, so I don't see the point
in further wasting my time.

David Kastrup

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