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From: | Bruno Haible |
Subject: | Re: [PATCH] tests: fix signed overflow issues |
Date: | Mon, 22 Mar 2021 01:28:00 +0100 |
User-agent: | KMail/5.1.3 (Linux/4.4.0-203-generic; KDE/5.18.0; x86_64; ; ) |
> * 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
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