tests/ui/consts/static-default-lifetime/elided-lifetime.rs

#![deny(elided_lifetimes_in_associated_constant)]

struct Foo<'a>(&'a ());

impl Foo<'_> {
    const STATIC: &str = "";
    //~^ ERROR `&` without an explicit lifetime name cannot be used here
    //~| WARN this was previously accepted by the compiler but is being phased out
}

trait Bar {
    const STATIC: &str;
}

impl Bar for Foo<'_> {
    const STATIC: &str = "";
    //~^ ERROR `&` without an explicit lifetime name cannot be used here
    //~| WARN this was previously accepted by the compiler but is being phased out
    //~| ERROR lifetime parameters or bounds on associated constant `STATIC` do not match the trait declaration
}

fn main() {}