#![crate_type = "lib"]
#![crate_name = "default_param_test"]
#![feature(default_type_parameter_fallback)]
use std::marker::PhantomData;
pub struct Foo<A, B>(PhantomData<(A, B)>);
pub fn bleh<A=i32, X=char>() -> Foo<A, X> { Foo(PhantomData) }