// 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. type foo = {a: int}; type bar = {b: int}; fn want_foo(f: foo) {} fn have_bar(b: bar) { want_foo(b); //~ ERROR expected a record with field `a` } fn main() {}