They're not unsafe (in the memory sense) as long as they check for overflow and ... | Hacker News

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		astrange on Aug 5, 2022 \| parent \| context \| favorite \| on: C99 doesn't need function bodies, or 'VLAs are Tur... They're not unsafe (in the memory sense) as long as they check for overflow and reliably crash if there is one.

naasking on Aug 5, 2022 [–]

If a lot of platforms don't implement this check reliably, then it's unsafe in practice at this time, even if not in theory.

astrange on Aug 5, 2022 | [–]

Who out there has a version of stack checking that doesn't actually check the stack…? If it doesn't check by default, as C doesn't, then it's not "as long as".

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