rust/src/test/ui/traits/trait-test-2.rs
2019-05-29 00:57:31 -04:00

14 lines
523 B
Rust

#![feature(box_syntax)]
#[allow(non_camel_case_types)]
trait bar { fn dup(&self) -> Self; fn blah<X>(&self); }
impl bar for i32 { fn dup(&self) -> i32 { *self } fn blah<X>(&self) {} }
impl bar for u32 { fn dup(&self) -> u32 { *self } fn blah<X>(&self) {} }
fn main() {
10.dup::<i32>(); //~ ERROR wrong number of type arguments: expected 0, found 1
10.blah::<i32, i32>(); //~ ERROR wrong number of type arguments: expected 1, found 2
(box 10 as Box<dyn bar>).dup();
//~^ ERROR E0038
//~| ERROR E0038
}