---

yaml
---
r: 205295
b: refs/heads/tmp
c: 588777f
h: refs/heads/master
i:
  205293: c0d4162
  205291: 8412483
  205287: e13f3d2
  205279: 53bf897
v: v3

Author: Nick Hamann

[refs]

@@ -32,7 +32,7 @@ refs/heads/building: 126db549b038c84269a1e4fe46f051b2c15d6970
 refs/heads/beta: a59de37e99060162a2674e3ff45409ac73595c0e
 refs/heads/windistfix: 7608dbad651f02e837ed05eef3d74a6662a6e928
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
-refs/heads/tmp: d636b5cf659771d74a5e225b751898f69a35ae9a
+refs/heads/tmp: 588777f5471db2d03b5a376efbc21c1dc10fc364
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: c2b30b86df6b34ba19e87e63402e43d9e81a64fb
 refs/heads/gate: 97c84447b65164731087ea82685580cc81424412

branches/tmp/src/librustc_typeck/diagnostics.rs

@@ -65,9 +65,8 @@ impl Foo for Bar {
 "##,
 
 E0053: r##"
-In a trait method implementation, the function signature must match exactly.
-This error indicates a mutability mismatch between a trait method signature
-and the signature of the implementation.
+For any given method of a trait, the mutabilities of the parameters must match
+between the trait definition and the implementation.
 
 Here's an example where the mutability of the `self` parameter is wrong:
 
@@ -130,13 +129,13 @@ exactly once.
 "##,
 
 E0066: r##"
-Box placement expressions (like C++'s "placement new") do not support any
+Box placement expressions (like C++'s "placement new") do not yet support any
 place expression except the exchange heap (i.e. `std::boxed::HEAP`).
-Furthermore, the syntax is changing to use `in` instead of `box`. See [RFC
-470][rfc470] and [RFC 809][rfc809] for more details.
+Furthermore, the syntax is changing to use `in` instead of `box`. See [RFC 470]
+and [RFC 809] for more details.
 
-[rfc470]: https://github.com/rust-lang/rfcs/pull/470
-[rfc809]: https://github.com/rust-lang/rfcs/pull/809
+[RFC 470]: https://github.com/rust-lang/rfcs/pull/470
+[RFC 809]: https://github.com/rust-lang/rfcs/pull/809
 "##,
 
 E0067: r##"