---

yaml
---
r: 232769
b: refs/heads/try
c: 5d8dc90
h: refs/heads/master
i:
  232767: 1d772f6
v: v3

Author: GuillaumeGomez

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: edeb4f1c86cbf6af8ef9874d4b3af50f721ea1b8
 refs/heads/snap-stage3: 1af31d4974e33027a68126fa5a5a3c2c6491824f
-refs/heads/try: 612221ff8035b21a343c73921334071346609eb9
+refs/heads/try: 5d8dc9076bf387398eeac9c50109a15026e22b36
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try/src/librustc_typeck/diagnostics.rs

@@ -73,10 +73,39 @@ the enum.
 "##,
 
 E0025: r##"
-Each field of a struct can only be bound once in a pattern. Each occurrence of a
-field name binds the value of that field, so to fix this error you will have to
-remove or alter the duplicate uses of the field name. Perhaps you misspelt
-another field name?
+Each field of a struct can only be bound once in a pattern. Erroneous code
+example:
+
+```
+struct Foo {
+    a: u8,
+    b: u8,
+}
+
+fn main(){
+    let x = Foo { a:1, b:2 };
+ 
+    let Foo { a: x, a: y } = x;
+    // error: field `a` bound multiple times in the pattern
+}
+```
+
+Each occurrence of a field name binds the value of that field, so to fix this
+error you will have to remove or alter the duplicate uses of the field name.
+Perhaps you misspelled another field name? Example:
+
+```
+struct Foo {
+    a: u8,
+    b: u8,
+}
+
+fn main(){
+    let x = Foo { a:1, b:2 };
+ 
+    let Foo { a: x, b: y } = x; // ok!
+}
+```
 "##,
 
 E0026: r##"