rust/tests/ui/specialization/min_specialization/repeating_lifetimes.rs

20 lines
308 B
Rust

// Test that directly specializing on repeated lifetime parameters is not
// allowed.
#![feature(min_specialization)]
trait X {
fn f();
}
impl<T> X for T {
default fn f() {}
}
impl<'a> X for (&'a u8, &'a u8) {
//~^ ERROR specializing impl repeats parameter `'a`
fn f() {}
}
fn main() {}