src/test/compile-fail/issue-25076.rs

   1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 struct S;
  12
  13 trait InOut<T> { type Out; }
  14
  15 fn do_fold<B, F: InOut<B, Out=B>>(init: B, f: F) {}
  16
  17 fn bot<T>() -> T { loop {} }
  18
  19 fn main() {
  20     do_fold(bot(), ()); //~ ERROR is not implemented for the type `()`
  21 }