iskyo0ps

The function [swap()](https://doc.rust-lang.org/src/core/mem/mod.rs.html#711) calls [ptr::swap_nonoverlapping()](https://doc.rust-lang.org/src/core/ptr/mod.rs.html#846) , where its judgement conditions [is_nonoverlapping()](https://stdrs.dev/nightly/x86_64-pc-windows-gnu/src/core/intrinsics.rs.html#2341-2349) and [is_aligned_and_not_null()](https://doc.rust-lang.org/beta/src/core/intrinsics.rs.html#2020-2024) .