Correct safety reasoning in str::make_ascii_{lower,upper}case()
#95753
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r? @dtolnay (rust-highfive has picked a reviewer for you, use r? to override) |
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@bors r+ rollup |
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📌 Commit b399e7e has been approved by |
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Apr 7, 2022
Rollup of 4 pull requests Successful merges: - rust-lang#95189 (Stop flagging unexpected inner attributes as outer ones in certain diagnostics) - rust-lang#95752 (Regression test for rust-lang#82866) - rust-lang#95753 (Correct safety reasoning in `str::make_ascii_{lower,upper}case()`) - rust-lang#95757 (Use gender neutral terms) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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I don't understand why the previous comment was used (it was inserted in #66564), but it doesn't explain why these functions are safe, only why
str::as_bytes{_mut}()are safe.If someone thinks they make perfect sense, I'm fine with closing this PR.