I guess I'll throw in my (unverified) observation. vector<int*> and vector<int const*> are two unrelated types, regardless of the relationship of the types they contain, and as such the cast is UB.
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I guess, all that being said, I gave it a shot in godbolt with -fsanitize=undefined and it didn't return any errors. *shrug*. If it were me, I'd use a span<int const *>.
Then again, -fsanitize=undefined didn't trip for this code, which looks real suspect to me.pic.twitter.com/8K1fPxmD1x
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-Wstrict-aliasing and friends are more likely to catch this at compile time than UBSan is at runtime
Kiitos. Käytämme tätä aikajanasi parantamiseen. KumoaKumoa
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