[rustc.git] / src / test / compile-fail / block-coerce-no-2.rs

// 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.

// Make sure that fn-to-block coercion isn't incorrectly lifted over
// other tycons.

fn main() {
    fn f(f: extern fn(extern fn(extern fn()))) {
    }

    fn g(f: extern fn(&fn())) {
    }

    f(g);
    //~^ ERROR mismatched types: expected `extern "Rust" fn(extern "Rust" fn(extern "Rust" fn()))`
}
Commit	Line	Data
223e47cc LB	1	// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
	2	// file at the top-level directory of this distribution and at
	3	// http://rust-lang.org/COPYRIGHT.
	4	//
	5	// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
	6	// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
	7	// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
	8	// option. This file may not be copied, modified, or distributed
	9	// except according to those terms.
	10
	11	// Make sure that fn-to-block coercion isn't incorrectly lifted over
	12	// other tycons.
	13
	14	fn main() {
	15	fn f(f: extern fn(extern fn(extern fn()))) {
	16	}
	17
	18	fn g(f: extern fn(&fn())) {
	19	}
	20
	21	f(g);
	22	//~^ ERROR mismatched types: expected `extern "Rust" fn(extern "Rust" fn(extern "Rust" fn()))`
	23	}