59 lines
1.3 KiB
Rust
59 lines
1.3 KiB
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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// Test that various non const things are rejected.
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fn foo<T:Const>(_x: T) { }
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struct r {
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x:int,
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}
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impl Drop for r {
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fn finalize(&self) {}
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}
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fn r(x:int) -> r {
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r {
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x: x
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}
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}
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struct r2 {
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x:@mut int,
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}
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impl Drop for r2 {
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fn finalize(&self) {}
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}
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fn r2(x:@mut int) -> r2 {
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r2 {
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x: x
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}
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}
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fn main() {
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struct A<T> { f: T }
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struct B<T> { mut f: T }
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foo(A {f: 3});
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foo(B {mut f: 3}); //~ ERROR does not fulfill `Const`
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foo(~[1]);
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foo(~[mut 1]); //~ ERROR does not fulfill `Const`
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foo(~1);
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foo(~mut 1); //~ ERROR does not fulfill `Const`
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foo(@1);
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foo(@mut 1); //~ ERROR does not fulfill `Const`
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foo(r(1)); // this is okay now.
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foo(r2(@mut 1)); //~ ERROR does not fulfill `Const`
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foo(A {f: B {mut f: 1}}); //~ ERROR does not fulfill `Const`
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}
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