// 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 or the MIT license // , 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() { trace_macros!(); //~ ERROR `trace_macros` is not stable trace_macros!(1); //~ ERROR `trace_macros` is not stable trace_macros!(ident); //~ ERROR `trace_macros` is not stable trace_macros!(for); //~ ERROR `trace_macros` is not stable trace_macros!(true,); //~ ERROR `trace_macros` is not stable trace_macros!(false 1); //~ ERROR `trace_macros` is not stable // Errors are signalled early for the above, before expansion. // See trace_macros-gate2 and trace_macros-gate3. for examples // of the below being caught. macro_rules! expando { ($x: ident) => { trace_macros!($x) } //~ ERROR `trace_macros` is not stable } expando!(true); }