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Diffstat (limited to 'src/test/ui/for-loop-while/foreach-external-iterators-hashmap.rs')
-rw-r--r--src/test/ui/for-loop-while/foreach-external-iterators-hashmap.rs19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/foreach-external-iterators-hashmap.rs b/src/test/ui/for-loop-while/foreach-external-iterators-hashmap.rs
new file mode 100644
index 000000000..9f2ca05cd
--- /dev/null
+++ b/src/test/ui/for-loop-while/foreach-external-iterators-hashmap.rs
@@ -0,0 +1,19 @@
+// run-pass
+
+use std::collections::HashMap;
+
+pub fn main() {
+ let mut h = HashMap::new();
+ let kvs = [(1, 10), (2, 20), (3, 30)];
+ for &(k,v) in &kvs {
+ h.insert(k,v);
+ }
+ let mut x = 0;
+ let mut y = 0;
+ for (&k,&v) in &h {
+ x += k;
+ y += v;
+ }
+ assert_eq!(x, 6);
+ assert_eq!(y, 60);
+}