dc0797c0c9
The other cases: `concat_idents!`, `log_syntax!`, and `trace_macros!`, (these macros, with `asm!`, are handled (eagerly) in feature_gate.rs).
21 lines
748 B
Rust
21 lines
748 B
Rust
// Copyright 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 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
// Test that the trace_macros feature gate is on.
|
|
|
|
fn main() {
|
|
// (Infrastructure does not attempt to detect uses in macro definitions.)
|
|
macro_rules! expando {
|
|
($x: ident) => { trace_macros!($x) }
|
|
}
|
|
|
|
expando!(true); //~ ERROR `trace_macros` is not stable
|
|
}
|