Use unsafe pointers for values that the kernel may update behind our backs #23
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bb010g
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Oct 18, 2020
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| /// # Safety | ||
| /// | ||
| /// Never call `std::mem::forget` on this value. | ||
| /// It can lead to a use-after-free bug. The fact | ||
| /// that `std::mem::forget` is not marked unsafe | ||
| /// is a bug in the Rust standard library. |
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Wasn't std::mem::forget actually being safe, against pre-1.0 thoughts/desires, the whole issue with the Leakpocalypse?
- Pre-Pitting Your Peaches With Rust, Alexis Beingessner, 27 Apr 2015
std::thread::JoinGuard(andscoped) are unsound because of reference cycles, std::thread::JoinGuard (and scoped) are unsound because of reference cycles rust-lang/rust#24292, Ariel Ben-Yehuda, 10 Apr 2015- RFC: Alter
mem::forgetto be safe, RFC: Alter mem::forget to be safe rust-lang/rfcs#1066, Alex Crichton, 16 Apr 2015
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