diff options
Diffstat (limited to 'src/libcore/macros.rs')
| -rw-r--r-- | src/libcore/macros.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libcore/macros.rs b/src/libcore/macros.rs index 7942a1569ed..a62bc10d8ab 100644 --- a/src/libcore/macros.rs +++ b/src/libcore/macros.rs @@ -131,3 +131,6 @@ macro_rules! write( format_args_method!($dst, write_fmt, $($arg)*) }) ) + +#[macro_export] +macro_rules! unreachable( () => (fail!("unreachable code")) ) |