// Copyright 2017 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. #![deny(unused_macros)] // Most simple case macro_rules! unused { //~ ERROR: unused macro definition () => {}; } // Test macros created by macros macro_rules! create_macro { () => { macro_rules! m { //~ ERROR: unused macro definition () => {}; } }; } create_macro!(); #[allow(unused_macros)] mod bar { // Test that putting the #[deny] close to the macro's definition // works. #[deny(unused_macros)] macro_rules! unused { //~ ERROR: unused macro definition () => {}; } } fn main() {}