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specialize clone_from_slice for Copy types? #53265

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specialize clone_from_slice for Copy types?#53265
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C-enhancementCategory: An issue proposing an enhancement or a PR with one.T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.
@crlf0710

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@crlf0710
crlf0710
opened on Aug 11, 2018

Just found that clone_from_slice emits worse code for Copy types than necessary. Wonder if it's possible to specialize it to emit the same code as copy_from_slice.

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    C-enhancementCategory: An issue proposing an enhancement or a PR with one.T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.

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