Arguments to sizeof aren’t actually evaluated (except for variably-modified-type... | Hacker News

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		david2ndaccount on Oct 9, 2023 \| parent \| context \| favorite \| on: My personal C coding style as of late 2023 Arguments to sizeof aren’t actually evaluated (except for variably-modified-types, AKA VLAs, but don’t use those).

uecker on Oct 9, 2023 [–]

Please use those. They are useful, make code clearer, improve bounds checking, ...

Don't let attackers influence the size of a buffer (neither for VLAs nor for heap allocations).

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