New upstream version 1.23.0+dfsg1

[rustc.git] / src / test / compile-fail / regions-bounded-method-type-parameters-cross-crate.rs

// Copyright 2014 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.

// aux-build:rbmtp_cross_crate_lib.rs

// Check explicit region bounds on methods in the cross crate case.

extern crate rbmtp_cross_crate_lib as lib;

use lib::Inv;
use lib::MaybeOwned;
use lib::IntoMaybeOwned;

fn call_into_maybe_owned<'x,F:IntoMaybeOwned<'x>>(f: F) {
    // Exercise a code path I found to be buggy. We were not encoding
    // the region parameters from the receiver correctly on trait
    // methods.
    f.into_maybe_owned();
}

fn call_bigger_region<'x, 'y>(a: Inv<'x>, b: Inv<'y>) {
    // Here the value provided for 'y is 'y, and hence 'y:'x does not hold.
    a.bigger_region(b) //~ ERROR 30:7: 30:20: lifetime mismatch [E0623]
}

fn main() { }