mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 15:01:51 +00:00
21 lines
720 B
Rust
21 lines
720 B
Rust
// Regression test for #13466
|
|
|
|
pub fn main() {
|
|
// The expected arm type `Option<T>` has one type parameter, while
|
|
// the actual arm `Result<T, E>` has two. typeck should not be
|
|
// tricked into looking up a non-existing second type parameter.
|
|
let _x: usize = match Some(1) {
|
|
Ok(u) => u,
|
|
//~^ ERROR mismatched types
|
|
//~| expected enum `Option<{integer}>`
|
|
//~| found enum `Result<_, _>`
|
|
//~| expected `Option<{integer}>`, found `Result<_, _>`
|
|
|
|
Err(e) => panic!(e)
|
|
//~^ ERROR mismatched types
|
|
//~| expected enum `Option<{integer}>`
|
|
//~| found enum `Result<_, _>`
|
|
//~| expected `Option<{integer}>`, found `Result<_, _>`
|
|
};
|
|
}
|