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Re: Patch for Bison 3.1 and VC2015

From: Akim Demaille
Subject: Re: Patch for Bison 3.1 and VC2015
Date: Sat, 29 Sep 2018 12:19:08 +0200

> Le 29 sept. 2018 à 08:23, Paul Eggert <address@hidden> a écrit :
> Akim Demaille wrote:
>> why didn’t you use alloca?
> It's common that alloca does not check for stack overflow, so alloca (N) is 
> unwise if N is unbounded. I did consider using alloca if N is small, but even 
> then it’s a win to use malloc in the typical case where uniqstr_concat 
> generates a new string, because in that case malloc needs to be called anyway 
> and using alloca would mean an unnecessary copy.


>> Joel’s trick for UNIQSTR_CONCAT was amazing :)
> I was hoping you'd say that about *my* trick for UNIQSTR_CONCAT. Oh well :-)

:) :) :)

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