Auto merge of #110331 - matthiaskrgr:rollup-9vldvow, r=matthiaskrgr

Rollup of 7 pull requests

Successful merges:

 - #108687 (Reformulate `point_at_expr_source_of_inferred_type` to be more accurate)
 - #109272 (Add Command environment variable inheritance docs)
 - #109947 (Add links from `core::cmp` derives to their traits)
 - #110110 (Use `Display` in top-level example for `PanicInfo`)
 - #110154 (Fix typos in library)
 - #110244 (Remove some unneeded imports / qualified paths)
 - #110328 ([rustdoc] Add explanations for auto-disambiguation when an intra doc link is resolved to a proc-macro and a trait at the same time)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 1 insertions, 2 deletions

diff --git a/src/bootstrap/cache.rs b/src/bootstrap/cache.rs
index 05f25af68ea..5376c4ec9c3 100644
--- a/src/bootstrap/cache.rs
+++ b/src/bootstrap/cache.rs
@@ -1,9 +1,8 @@
 use std::any::{Any, TypeId};
 use std::borrow::Borrow;
 use std::cell::RefCell;
-use std::cmp::{Ord, Ordering, PartialOrd};
+use std::cmp::Ordering;
 use std::collections::HashMap;
-use std::convert::AsRef;
 use std::fmt;
 use std::hash::{Hash, Hasher};
 use std::marker::PhantomData;