13 lines
276 B
Rust
13 lines
276 B
Rust
#![feature(slice_patterns)]
|
|
#![deny(unreachable_patterns)]
|
|
|
|
fn main() {
|
|
let sl = vec![1,2,3];
|
|
let v: isize = match &*sl {
|
|
&[] => 0,
|
|
&[a,b,c] => 3,
|
|
&[a, ref rest..] => a,
|
|
&[10,a, ref rest..] => 10 //~ ERROR: unreachable pattern
|
|
};
|
|
}
|