35 lines
1010 B
Rust
35 lines
1010 B
Rust
// Copyright 2012-2014 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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// test that autoderef of a type like this does not
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// cause compiler to loop. Note that no instances
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// of such a type could ever be constructed.
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struct t(Box<t>); //~ ERROR this type cannot be instantiated
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trait to_str_2 {
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fn my_to_str() -> String;
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}
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// I use an impl here because it will cause
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// the compiler to attempt autoderef and then
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// try to resolve the method.
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impl to_str_2 for t {
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fn my_to_str() -> String { "t".to_string() }
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}
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fn new_t(x: t) {
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x.my_to_str(); //~ ERROR does not implement
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}
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fn main() {
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}
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