Add Sync bound to allocator parameter in vec::IntoIter #92879
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…askrgr Rollup of 8 pull requests Successful merges: - rust-lang#92747 (Simplification of BigNum::bit_length) - rust-lang#92767 (Use the new language identifier for Rust in the PDB debug format) - rust-lang#92775 (Inline std::os::unix::ffi::OsStringExt methods) - rust-lang#92863 (Remove `&mut` from `io::read_to_string` signature) - rust-lang#92865 (Ignore static lifetimes for GATs outlives lint) - rust-lang#92873 (Generate more precise generator names) - rust-lang#92879 (Add Sync bound to allocator parameter in vec::IntoIter) - rust-lang#92892 (Do not fail evaluation in const blocks) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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The
A: Syncbound was forgotten in 8725e4c#diff-b78c3ab6d37f4ede32195707528f8a76c49d4557cc9d3a7a09417b5157729b9fR3132Similar
unsafe impl Syncin that commit do include theA: Syncbound (and around the alloc lib), so I think this was just an honest mistake.Here's an example of the unsoundness: https://play.rust-lang.org/?version=nightly&mode=debug&edition=2021&gist=16cbfeff7c934ae72ab632c1476fdd8b
@steffahn found this, I'm just putting up the fix cause nobody else did :^)
Fixes #92633