// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. extern fn f() { } extern fn g() { } pub fn main() { let a: extern "C" fn() = f; let b: extern "C" fn() = f; let c: extern "C" fn() = g; assert_eq!(a, b); assert!(a != c); }