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-rw-r--r--src/test/ui/array-slice-vec/vec-tail-matching.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/array-slice-vec/vec-tail-matching.rs b/src/test/ui/array-slice-vec/vec-tail-matching.rs
new file mode 100644
index 000000000..5f1699227
--- /dev/null
+++ b/src/test/ui/array-slice-vec/vec-tail-matching.rs
@@ -0,0 +1,34 @@
+// run-pass
+
+struct Foo {
+ string: &'static str
+}
+
+pub fn main() {
+ let x = [
+ Foo { string: "foo" },
+ Foo { string: "bar" },
+ Foo { string: "baz" }
+ ];
+ match x {
+ [ref first, ref tail @ ..] => {
+ assert_eq!(first.string, "foo");
+ assert_eq!(tail.len(), 2);
+ assert_eq!(tail[0].string, "bar");
+ assert_eq!(tail[1].string, "baz");
+
+ match *(tail as &[_]) {
+ [Foo { .. }, _, Foo { .. }, ref _tail @ ..] => {
+ unreachable!();
+ }
+ [Foo { string: ref a }, Foo { string: ref b }] => {
+ assert_eq!("bar", &a[0..a.len()]);
+ assert_eq!("baz", &b[0..b.len()]);
+ }
+ _ => {
+ unreachable!();
+ }
+ }
+ }
+ }
+}