src/test/ui/binding/shadow.rs

   1 // run-pass
   2
   3 #![allow(non_camel_case_types)]
   4 #![allow(dead_code)]
   5 fn foo(c: Vec<isize> ) {
   6     let a: isize = 5;
   7     let mut b: Vec<isize> = Vec::new();
   8
   9
  10     match t::none::<isize> {
  11         t::some::<isize>(_) => {
  12             for _i in &c {
  13                 println!("{}", a);
  14                 let a = 17;
  15                 b.push(a);
  16             }
  17         }
  18         _ => { }
  19     }
  20 }
  21
  22 enum t<T> { none, some(T), }
  23
  24 pub fn main() { let x = 10; let x = x + 20; assert_eq!(x, 30); foo(Vec::new()); }