221edbae38
Fixes #18423.
35 lines
1.2 KiB
Rust
35 lines
1.2 KiB
Rust
// Copyright 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 the unboxed closure sugar can be used with an arbitrary
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// struct type and that it is equivalent to the same syntax using
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// angle brackets. This test covers only simple types and in
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// particular doesn't test bound regions.
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#![allow(dead_code)]
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struct Foo<T,U> {
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t: T, u: U
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}
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trait Eq<X> { }
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impl<X> Eq<X> for X { }
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fn eq<A,B:Eq<A>>() { }
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fn test<'a,'b>() {
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eq::< Foo<(),()>, Foo() >();
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eq::< Foo<(int,),()>, Foo(int) >();
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eq::< Foo<(int,uint),()>, Foo(int,uint) >();
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eq::< Foo<(int,uint),uint>, Foo(int,uint) -> uint >();
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eq::< Foo<(&'a int,&'b uint),uint>, Foo(&'a int,&'b uint) -> uint >();
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}
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fn main() { }
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