Imported Upstream version 1.11.0+dfsg1

[rustc.git] / src / test / compile-fail / intrinsic-return-address.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.

#![allow(warnings)]
#![feature(intrinsics)]

extern "rust-intrinsic" {
    fn return_address() -> *const u8;
}

unsafe fn f() { let _ = return_address(); }
//~^ ERROR invalid use of `return_address` intrinsic: function does not use out pointer

unsafe fn g() -> isize { let _ = return_address(); 0 }
//~^ ERROR invalid use of `return_address` intrinsic: function does not use out pointer

fn main() {}