diff options
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/macros.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs index f058b1caef5..5a01674a3d0 100644 --- a/src/libstd/macros.rs +++ b/src/libstd/macros.rs @@ -68,6 +68,9 @@ macro_rules! panic { ($msg:expr) => ({ $crate::rt::begin_panic($msg, &(file!(), line!(), __rust_unstable_column!())) }); + ($msg:expr,) => ({ + panic!($msg) + }); ($fmt:expr, $($arg:tt)+) => ({ $crate::rt::begin_panic_fmt(&format_args!($fmt, $($arg)+), &(file!(), line!(), __rust_unstable_column!())) |