src/test/compile-fail/issue-33876.rs

   1 // Copyright 2016 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 use std::any::Any;
  12
  13 struct Foo;
  14
  15 trait Bar {}
  16
  17 impl Bar for Foo {}
  18
  19 fn main() {
  20     let any: &Any = &Bar; //~ ERROR E0425
  21                           //~| HELP trait `Bar`
  22     if any.is::<u32>() { println!("u32"); }
  23 }