bors b12708f7f4 Auto merge of - Dylan-DPC:rollup-hueb8tm, r=Dylan-DPC
Rollup of 8 pull requests

Successful merges:

 -  (Implement `core::slice::IterMut::as_mut_slice` and `impl<T> AsMut<[T]> for IterMut<'_, T>`)
 -  (Panic when advance_slices()'ing too far and update docs.)
 -  (Add `{Arc, Rc}::downcast_unchecked`)
 -  (Fix the generator example for `pin!()`)
 -  (Windows: `CommandExt::async_pipes`)
 -  (`Stdio::makes_pipe`)
 -  (Document Rust's stance on `/proc/self/mem`)
 -  (Include ForeignItem when visiting types for WF check)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
2022-06-20 13:24:31 +00:00
..