// run-pass | |
#![allow(dead_code)] | |
#![allow(unused_variables)] | |
// Test case from #39963. | |
#[derive(Clone)] | |
struct Foo(Option<Box<Foo>>, Option<Box<Foo>>); | |
fn test(f: &mut Foo) { | |
match *f { | |
Foo(Some(ref mut left), Some(ref mut right)) => match **left { | |
Foo(Some(ref mut left), Some(ref mut right)) => panic!(), | |
_ => panic!(), | |
}, | |
_ => panic!(), | |
} | |
} | |
fn main() { | |
} |