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+ // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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+ // file at the top-level directory of this distribution and at
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+ // http://rust-lang.org/COPYRIGHT.
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+ //
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+ // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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+ // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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+ // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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+ // option. This file may not be copied, modified, or distributed
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+ // except according to those terms.
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+
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+ trait Foo : Sized {
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+ fn foo ( self ) { }
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+ }
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+
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+ trait Bar : Sized {
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+ fn bar ( self ) { }
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+ }
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+
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+ struct S ;
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+
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+ impl < ' l > Foo for & ' l S { }
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+
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+ impl < T : Foo > Bar for T { }
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+
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+ fn main ( ) {
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+ let s = S ;
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+ s. foo ( ) ;
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+ ( & s) . bar ( ) ;
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+ s. bar ( ) ;
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+ }
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