// Copyright 2013 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // Test that duplicate methods in impls are not allowed struct Foo; trait Bar { fn bar(&self) -> isize; } impl Bar for Foo { fn bar(&self) -> isize {1} fn bar(&self) -> isize {2} //~ ERROR duplicate definitions } fn main() { println!("{}", Foo.bar()); }