src/test/ui/error-codes/E0025.rs

   1 struct Foo {
   2     a: u8,
   3     b: u8,
   4 }
   5
   6 fn main() {
   7     let x = Foo { a:1, b:2 };
   8     let Foo { a: x, a: y, b: 0 } = x;
   9     //~^ ERROR field `a` bound multiple times in the pattern
  10 }