32 lines
944 B
Rust
32 lines
944 B
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 syntax checks for `?Sized` syntax.
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use std::marker::PhantomData;
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trait T1 { }
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pub trait T2 { }
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trait T3<X: T1> : T2 { }
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trait T4<X: ?Sized> { }
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trait T5<X: ?Sized, Y> { }
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trait T6<Y, X: ?Sized> { }
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trait T7<X: ?Sized, Y: ?Sized> { }
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trait T8<X: ?Sized+T2> { }
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trait T9<X: T2 + ?Sized> { }
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struct S1<X: ?Sized>(PhantomData<X>);
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enum E<X: ?Sized> { E1(PhantomData<X>) }
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impl <X: ?Sized> T1 for S1<X> {}
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fn f<X: ?Sized>() {}
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type TT<T: ?Sized> = T;
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pub fn main() {
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}
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