// Copyright 2016 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 "C" { fn printf(_: *const u8, ...) -> u32; //~^ NOTE defined here } fn main() { unsafe { printf(); } //~^ ERROR E0060 //~| expected at least 1 parameter }