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Update macros.rs

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Stjepan Glavina 2019-09-04 19:35:57 +02:00 • committed by GitHub
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src/libcore/macros.rs
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@ -618,7 +618,7 @@ macro_rules! unimplemented {
/// }
/// ```
#[macro_export]
#[stable(feature = "todo_macro", since = "1.38.0")]
#[stable(feature = "todo_macro", since = "1.39.0")]
macro_rules! todo {
() => (panic!("not yet implemented"));
($($arg:tt)+) => (panic!("not yet implemented: {}", format_args!($($arg)*)));