//@ run-pass | |
#![allow(incomplete_features)] | |
#![feature(ref_pat_everywhere)] | |
pub fn main() { | |
if let Some(Some(&x)) = &Some(&Some(0)) { | |
let _: u32 = x; | |
} | |
if let Some(&Some(x)) = &Some(Some(0)) { | |
let _: u32 = x; | |
} | |
if let Some(Some(&mut x)) = &mut Some(&mut Some(0)) { | |
let _: u32 = x; | |
} | |
if let Some(Some(&x)) = &Some(&mut Some(0)) { | |
let _: u32 = x; | |
} | |
} |