26 lines
724 B
Rust
26 lines
724 B
Rust
// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Test that the macro backtrace facility works
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// aux-build:ping.rs
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// compile-flags: -Z external-macro-backtrace
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#[macro_use] extern crate ping;
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// a local macro
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macro_rules! pong {
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() => { syntax error };
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}
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fn main() {
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pong!();
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ping!();
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}
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