From: Bruno Haible <bruno@clisp.org>
To: bug-gnulib@gnu.org
Cc: Paul Eggert <eggert@cs.ucla.edu>
Subject: Re: [PATCH] tests: fix signed overflow issues
Date: Mon, 22 Mar 2021 01:28:00 +0100 [thread overview]
Message-ID: <2900615.O2vBkTz08I@omega> (raw)
In-Reply-To: <20210321215253.1105328-1-eggert@cs.ucla.edu>
> * tests/test-dynarray.c (value_at): Avoid undefined behavior
> in signed integer multiplication.
Thanks. Indeed with N=100000 the multiplication would overflow.
If I had used CC="gcc -ftrapv", I would have noticed.
Bruno
prev parent reply other threads:[~2021-03-22 0:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-21 21:52 [PATCH] tests: fix signed overflow issues Paul Eggert
2021-03-22 0:28 ` Bruno Haible [this message]
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