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Re: [PATCH 0/3] yacc: compute the best type for the state number

From: Akim Demaille
Subject: Re: [PATCH 0/3] yacc: compute the best type for the state number
Date: Sat, 26 Oct 2019 09:05:24 +0200

> Le 25 oct. 2019 à 18:13, Paul Eggert <address@hidden> a écrit :
> On 10/25/19 7:15 AM, Théophile Ranquet wrote:
>> This sounds interesting and I would love reading what people have to
>> say about this. However, I have failed at finding any such discussion
>> or source. Could you perhaps share a few pointers?
> I don't know of a good central email thread about this, but here's a style 
> guideline:
> https://www.gnu.org/software/emacs/manual/html_node/elisp/C-Integer-Types.html

About C++, this page has a good summary of the trend, which is "run away from 


This talk is about undefined behavior, and why it's good to have some (in 
particular because, as Paul already reported, this allows tools such as 
sanitizers to catch these errors).


In particular from here, Chandler Carruth treats the case of unsigned/signed 
(IIRC, I did not re-watch this talk).


Eric Niebler, of BOOST_FOREACH and Range v3 fame, started a "thread" about 
eliminating unsigneds from the C++ standard library V2.


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