// Copyright 2012-2015 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. #![feature(asm)] fn foo(x: isize) { println!("{}", x); } #[cfg(any(target_arch = "x86", target_arch = "x86_64", target_arch = "arm", target_arch = "aarch64"))] pub fn main() { let x: isize; unsafe { asm!("mov $1, $0" : "r"(x) : "r"(5)); //~ ERROR output operand constraint lacks '=' } foo(x); } #[cfg(not(any(target_arch = "x86", target_arch = "x86_64", target_arch = "arm", target_arch = "aarch64")))] pub fn main() {}