1 #![allow(unused_variables)]
2 #![allow(unused_assignments)]
3 #![allow(dead_code)]
4 #![deny(unreachable_code)]
5 #![feature(type_ascription)]
6 
a()7 fn a() {
8     // the `2` is unreachable:
9     let x: (usize, usize) = (return, 2); //~ ERROR unreachable
10 }
11 
b()12 fn b() {
13     // the tuple is unreachable:
14     let x: (usize, usize) = (2, return); //~ ERROR unreachable
15 }
16 
main()17 fn main() { }
18