872ce47955
here. Some of this may have been poorly rebased, though I tried to be careful and preserve the spirit of the test.
46 lines
1.7 KiB
Rust
46 lines
1.7 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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fn equal<T>(_: &T, _: &T) -> bool where isize : Eq {
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true //~^ ERROR cannot bound type `isize`, where clause bounds may only be attached
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}
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// This should be fine involves a type parameter.
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fn test<T: Eq>() -> bool where Option<T> : Eq {}
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// This should be rejected as well.
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fn test2() -> bool where Option<isize> : Eq {}
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//~^ ERROR cannot bound type `core::option::Option<isize>`, where clause bounds may
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#[derive(PartialEq)]
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//~^ ERROR cannot bound type `isize`, where clause bounds
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enum Foo<T> where isize : Eq { MkFoo(T) }
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//~^ ERROR cannot bound type `isize`, where clause bounds
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fn test3<T: Eq>() -> bool where Option<Foo<T>> : Eq {}
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fn test4() -> bool where Option<Foo<isize>> : Eq {}
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//~^ ERROR cannot bound type `core::option::Option<Foo<isize>>`, where clause bounds
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trait Baz<T> where isize : Eq {
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//~^ ERROR cannot bound type `isize`, where clause bounds may only
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fn baz(&self, t: T) where String : Eq; //~ ERROR cannot bound type `collections::string::String`
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//~^ ERROR cannot bound type `isize`, where clause
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}
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impl Baz<isize> for isize where isize : Eq {
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//~^ ERROR cannot bound type `isize`, where clause bounds
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fn baz() where String : Eq {}
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}
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fn main() {
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equal(&0, &0);
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}
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