bors a59e885314 Auto merge of #87913 - a1phyr:vec_spec_clone_from, r=dtolnay
Specialize `Vec::clone_from` for `Copy` types

This should improve performance and reduce code size.

This also improves `clone_from` for `String`, `OsString` and `PathBuf`.
2021-08-14 14:52:33 +00:00
..
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