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Re: checking against signed integer overflow
From: |
Bruno Haible |
Subject: |
Re: checking against signed integer overflow |
Date: |
Mon, 07 Dec 2020 20:51:34 +0100 |
User-agent: |
KMail/5.1.3 (Linux/4.4.0-193-generic; KDE/5.18.0; x86_64; ; ) |
Hi Paul,
> > 1) publish the current gnulib doc on www.gnu.org (as we do occasionally
> > anyway) [I can do that],
I just published the doc now.
> > 2) write a news entry in https://savannah.gnu.org/projects/gnulib
> > 3) approve it, also through https://savannah.gnu.org/projects/gnulib
>
> Sure, here's a quick draft at a news entry.
>
> Gnulib's intprops module has new macros INT_ADD_OK, INT_SUBTRACT_OK, and
> INT_MULTIPLY_OK that support portable overflow checking while doing integer
> arithmetic. On GNU platforms the macros typically use only a single machine
> instruction more than ordinary integer arithmetic would.
It also needs a title/subject. How about this?
Gnulib helps you avoid integer overflow vulnerabilities
Then please go ahead!
Bruno
- [PATCH] intprops: update doc and mention Unisys, Paul Eggert, 2020/12/04
- Re: checking against signed integer overflow, Bruno Haible, 2020/12/05
- Re: checking against signed integer overflow, Jeffrey Walton, 2020/12/05
- Re: checking against signed integer overflow, Bruno Haible, 2020/12/05
- Re: checking against signed integer overflow, Paul Eggert, 2020/12/05
- Re: checking against signed integer overflow, Bruno Haible, 2020/12/05
- Re: checking against signed integer overflow, Paul Eggert, 2020/12/05
- Re: checking against signed integer overflow, Bruno Haible, 2020/12/06
- Re: checking against signed integer overflow, Paul Eggert, 2020/12/07
- Re: checking against signed integer overflow,
Bruno Haible <=
- Re: checking against signed integer overflow, Jeffrey Walton, 2020/12/05
- Re: checking against signed integer overflow, Paul Eggert, 2020/12/05
- Re: checking against signed integer overflow, Bruno Haible, 2020/12/05
- Re: checking against signed integer overflow, Paul Eggert, 2020/12/06
Re: checking against signed integer overflow, Paul Eggert, 2020/12/05
Re: checking against signed integer overflow, Paul Eggert, 2020/12/06
Re: checking against signed integer overflow, Jeffrey Walton, 2020/12/06