1 #![feature(trace_macros)]
4 trace_macros!(); //~ ERROR trace_macros! accepts only `true` or `false`
5 trace_macros!(1); //~ ERROR trace_macros! accepts only `true` or `false`
6 trace_macros!(ident); //~ ERROR trace_macros! accepts only `true` or `false`
7 trace_macros!(for); //~ ERROR trace_macros! accepts only `true` or `false`
8 trace_macros!(true,); //~ ERROR trace_macros! accepts only `true` or `false`
9 trace_macros!(false 1); //~ ERROR trace_macros! accepts only `true` or `false`
13 macro_rules! expando {
14 ($x: ident) => { trace_macros!($x) }