Add diagnostic items for Clippy
This adds a bunch of diagnostic items to `std`/`core`/`alloc` functions, structs and traits used in Clippy. The actual refactorings in Clippy to use these items will be done in a different PR in Clippy after the next sync.
This PR doesn't include all paths Clippy uses, I've only gone through the first 85 lines of Clippy's [`paths.rs`](
|
||
|---|---|---|
| .. | ||
| btree | ||
| linked_list | ||
| vec_deque | ||
| binary_heap.rs | ||
| linked_list.rs | ||
| mod.rs | ||