mirror of
https://github.com/rust-lang/rust
synced 2024-10-14 12:33:57 +00:00
23 lines
333 B
Rust
23 lines
333 B
Rust
// Test that we detect an illegal combination of types.
|
|
|
|
trait Convert<Target> {
|
|
fn convert(&self) -> Target;
|
|
}
|
|
|
|
impl Convert<u32> for i32 {
|
|
fn convert(&self) -> u32 {
|
|
*self as u32
|
|
}
|
|
}
|
|
|
|
fn test<T,U>(_: T, _: U)
|
|
where T : Convert<U>
|
|
{
|
|
}
|
|
|
|
fn a() {
|
|
test(22i32, 44i32); //~ ERROR mismatched types
|
|
}
|
|
|
|
fn main() {}
|