33 lines
915 B
Rust
33 lines
915 B
Rust
// Copyright 2012 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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trait get_ctxt {
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fn get_ctxt() -> &self/uint;
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}
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fn make_gc1(gc: get_ctxt/&a) -> get_ctxt/&b {
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return gc; //~ ERROR mismatched types: expected `@get_ctxt/&b` but found `@get_ctxt/&a`
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}
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struct Foo {
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r: &'self uint
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}
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impl get_ctxt/&self for Foo/&self {
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fn get_ctxt() -> &self/uint { self.r }
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}
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fn make_gc2(foo: Foo/&a) -> get_ctxt/&b {
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return @foo as get_ctxt; //~ ERROR cannot infer an appropriate lifetime
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}
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fn main() {
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}
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