rust/src/test/compile-fail/regions-infer-not-param.rs
2016-05-02 11:47:10 -04:00

37 lines
1.1 KiB
Rust

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
struct direct<'a> {
f: &'a isize
}
struct indirect1 {
// Here the lifetime parameter of direct is bound by the fn()
g: Box<FnOnce(direct) + 'static>
}
struct indirect2<'a> {
// But here it is set to 'a
g: Box<FnOnce(direct<'a>) + 'static>
}
fn take_direct<'a,'b>(p: direct<'a>) -> direct<'b> { p } //~ ERROR mismatched types
fn take_indirect1(p: indirect1) -> indirect1 { p }
fn take_indirect2<'a,'b>(p: indirect2<'a>) -> indirect2<'b> { p } //~ ERROR mismatched types
//~| expected type `indirect2<'b>`
//~| found type `indirect2<'a>`
//~| ERROR mismatched types
//~| expected type `indirect2<'b>`
//~| found type `indirect2<'a>`
fn main() {}