diff options
Diffstat (limited to 'src/test/ui/closures/old-closure-iter-1.rs')
-rw-r--r-- | src/test/ui/closures/old-closure-iter-1.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/closures/old-closure-iter-1.rs b/src/test/ui/closures/old-closure-iter-1.rs new file mode 100644 index 000000000..caf0266cf --- /dev/null +++ b/src/test/ui/closures/old-closure-iter-1.rs @@ -0,0 +1,15 @@ +// run-pass + +fn iter_vec<T, F>(v: Vec<T> , mut f: F) where F: FnMut(&T) { for x in &v { f(x); } } + +pub fn main() { + let v = vec![1, 2, 3, 4, 5, 6, 7]; + let mut odds = 0; + iter_vec(v, |i| { + if *i % 2 == 1 { + odds += 1; + } + }); + println!("{}", odds); + assert_eq!(odds, 4); +} |