rust/tests/ui/const-generics/defaults/mismatch.rs

23 lines
733 B
Rust

pub struct Example<const N: usize = 13>;
pub struct Example2<T = u32, const N: usize = 13>(T);
pub struct Example3<const N: usize = 13, T = u32>(T);
pub struct Example4<const N: usize = 13, const M: usize = 4>;
fn main() {
let e: Example<13> = ();
//~^ Error: mismatched types
//~| expected struct `Example`
let e: Example2<u32, 13> = ();
//~^ Error: mismatched types
//~| expected struct `Example2`
let e: Example3<13, u32> = ();
//~^ Error: mismatched types
//~| expected struct `Example3`
let e: Example3<7> = ();
//~^ Error: mismatched types
//~| expected struct `Example3<7>`
let e: Example4<7> = ();
//~^ Error: mismatched types
//~| expected struct `Example4<7>`
}