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Re: INT_ADD_WRAPV and friends - bug fixed
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From: |
Eli Zaretskii |
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Subject: |
Re: INT_ADD_WRAPV and friends - bug fixed |
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Date: |
Thu, 15 Aug 2019 17:09:49 +0300 |
> From: Paul Eggert <address@hidden>
> Cc: address@hidden
> Date: Wed, 14 Aug 2019 17:48:04 -0700
>
> Eli Zaretskii wrote:
> > https://debbugs.gnu.org/cgi/bugreport.cgi?bug=37006
>
> Thanks for reporting that bug. I fixed it by installing the attached into
> Gnulib.
Thanks!
> Ad-hoc integer-overflow checking is unfortunately quite error-prone in C-like
> languages, which why INT_ADD_WRAPV etc. are useful.
Indeed, that's why these macros must be very safe in use.