tests/ui/macros/macro-variable-declaration-with-bounds-5554.rs


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// https://github.com/rust-lang/rust/issues/5554
//@ run-pass
#![allow(dead_code)]

pub struct X<T> {
    a: T,
}

// reordering these bounds stops the ICE
//
// nmatsakis: This test used to have the bounds Default + PartialEq +
// Default, but having duplicate bounds became illegal.
impl<T: Default + PartialEq> Default for X<T> {
    fn default() -> X<T> {
        X { a: Default::default() }
    }
}

macro_rules! constants {
    () => {
        let _ : X<isize> = Default::default();
    }
}

pub fn main() {
    constants!();
}