---

yaml
---
r: 229297
b: refs/heads/try
c: 6ae31b6
h: refs/heads/master
i:
  229295: 3df7705
v: v3

Author: GuillaumeGomez

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: aca2057ed5fb7af3f8905b2bc01f72fa001c35c8
 refs/heads/snap-stage3: 1af31d4974e33027a68126fa5a5a3c2c6491824f
-refs/heads/try: 028aba38ff073cc951991d46e458f099dcb05ef4
+refs/heads/try: 6ae31b6f893a16999c5c85f6426dbda0d6648283
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try/src/librustc_resolve/diagnostics.rs

@@ -398,19 +398,29 @@ impl Bar {
 "##,
 
 E0412: r##"
-An undeclared type name was used. Example of erroneous code:
+An undeclared type name was used. Example of erroneous codes:
 
 ```
 impl Something {} // error: use of undeclared type name `Something`
+// or:
+trait Foo {
+    fn bar(N); // error: use of undeclared type name `N`
+}
 ```
 
 To fix this error, please verify you didn't misspell the type name or
-you did declare it. Example:
+you did declare it. Examples:
 
 ```
 struct Something;
 
 impl Something {}
+// or:
+trait Foo {
+    type N;
+
+    fn bar(Self::N);
+}
 ```
 "##,