improved by using `memchr` to search for newlines][1.7m].
* [`f32::to_degrees` and `f32::to_radians` are stable][1.7f]. The
`f64` variants were stabilized previously.
-* [`BTreeMap` was rewritten to use less memory improve performance of
- insertion and iteration, the latter by as much as 5x`][1.7bm].
+* [`BTreeMap` was rewritten to use less memory and improve the performance
+ of insertion and iteration, the latter by as much as 5x`][1.7bm].
* [`BTreeSet` and its iterators, `Iter`, `IntoIter`, and `Range` are
covariant over their contained type][1.7bt].
* [`LinkedList` and its iterators, `Iter` and `IntoIter` are covariant
the `-Z unstable-options` flag.
* [When running tests with `--test`, rustdoc will pass `--cfg`
arguments to the compiler][1.7dt].
-* [The compiler is built with RPATH information by default][1.7rp].
+* [The compiler is built with RPATH information by default][1.7rpa].
This means that it will be possible to run `rustc` when installed in
unusual configurations without configuring the dynamic linker search
path explicitly.
-* [`rustc` passes `--enable-new-dtags` to GNU ld][1.7dt]. This makes
+* [`rustc` passes `--enable-new-dtags` to GNU ld][1.7dta]. This makes
any RPATH entries (emitted with `-C rpath`) *not* take precedence
over `LD_LIBRARY_PATH`.
[1.7cp]: https://github.com/rust-lang/cargo/pull/2224
[1.7d]: https://github.com/rust-lang/rust/pull/30724
[1.7dt]: https://github.com/rust-lang/rust/pull/30372
-[1.7dt]: https://github.com/rust-lang/rust/pull/30394
+[1.7dta]: https://github.com/rust-lang/rust/pull/30394
[1.7f]: https://github.com/rust-lang/rust/pull/30672
[1.7h]: https://github.com/rust-lang/rust/pull/30818
[1.7j]: https://github.com/rust-lang/rust/pull/30711
[1.7m]: https://github.com/rust-lang/rust/pull/30381
[1.7p]: https://github.com/rust-lang/rust/pull/30681
[1.7rp]: https://github.com/rust-lang/rust/pull/29498
-[1.7rp]: https://github.com/rust-lang/rust/pull/30353
+[1.7rpa]: https://github.com/rust-lang/rust/pull/30353
[1.7rr]: https://github.com/rust-lang/cargo/pull/2279
[1.7sf]: https://github.com/rust-lang/rust/pull/30389
[1.7utf8]: https://github.com/rust-lang/rust/pull/30740