How to clone an array with length bigger than 32?

Question

A fixed-length array of a native type (or of a type that implements the Copy trait) can be cloned in Rust up to the length of 32. That is, this compiles:

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Answer 1

You can clone arbitrary-length arrays since Rust 1.21.0. The "Libraries" section of the CHANGELOG says:

Generate builtin impls for Clone for all arrays and tuples that are T: Clone