gcc/testsuite/rust/compile/generics6.rs

#![feature(lang_items)]
#[lang = "sized"]
pub trait Sized {}

struct Foo<A> {
    a: A,
}

impl Foo<isize> {
    fn test() -> i32 { // { dg-error "possible candidate" "TODO" { xfail *-*-* } }
        123
    }

    fn bar(self) -> isize {
        self.a
    }
}

impl Foo<f32> {
    fn test() -> i32 { // { dg-error "possible candidate" "TODO" { xfail *-*-* } }
        123
    }

    fn bar(self) -> f32 {
        self.a
    }
}

fn main() {
    let a: i32 = Foo::test(); // { dg-error "multiple applicable items in scope for: .test." }
}