Move vec-cycle-wrapped test

library/alloc/tests/vec.rs

@@ -1870,3 +1870,44 @@ fn test_vec_cycle() {
     c3.v[0].set(Some(&c1));
     c3.v[1].set(Some(&c2));
 }
+
+#[test]
+fn test_vec_cycle_wrapped() {
+    struct Refs<'a> {
+        v: Vec<Cell<Option<&'a C<'a>>>>,
+    }
+
+    struct C<'a> {
+        refs: Refs<'a>,
+    }
+
+    impl<'a> Refs<'a> {
+        fn new() -> Refs<'a> {
+            Refs { v: Vec::new() }
+        }
+    }
+
+    impl<'a> C<'a> {
+        fn new() -> C<'a> {
+            C { refs: Refs::new() }
+        }
+    }
+
+    let mut c1 = C::new();
+    let mut c2 = C::new();
+    let mut c3 = C::new();
+
+    c1.refs.v.push(Cell::new(None));
+    c1.refs.v.push(Cell::new(None));
+    c2.refs.v.push(Cell::new(None));
+    c2.refs.v.push(Cell::new(None));
+    c3.refs.v.push(Cell::new(None));
+    c3.refs.v.push(Cell::new(None));
+
+    c1.refs.v[0].set(Some(&c2));
+    c1.refs.v[1].set(Some(&c3));
+    c2.refs.v[0].set(Some(&c2));
+    c2.refs.v[1].set(Some(&c3));
+    c3.refs.v[0].set(Some(&c1));
+    c3.refs.v[1].set(Some(&c2));
+}

src/test/ui/array-slice-vec/vec_cycle_wrapped.rs

@@ -1,50 +0,0 @@
-// run-pass
-
-use std::cell::Cell;
-
-#[derive(Debug)]
-struct Refs<'a> {
-    v: Vec<Cell<Option<&'a C<'a>>>>,
-}
-
-#[derive(Debug)]
-struct C<'a> {
-    refs: Refs<'a>,
-}
-
-impl<'a> Refs<'a> {
-    fn new() -> Refs<'a> {
-        Refs { v: Vec::new() }
-    }
-}
-
-impl<'a> C<'a> {
-    fn new() -> C<'a> {
-        C { refs: Refs::new() }
-    }
-}
-
-fn f() {
-    let (mut c1, mut c2, mut c3);
-    c1 = C::new();
-    c2 = C::new();
-    c3 = C::new();
-
-    c1.refs.v.push(Cell::new(None));
-    c1.refs.v.push(Cell::new(None));
-    c2.refs.v.push(Cell::new(None));
-    c2.refs.v.push(Cell::new(None));
-    c3.refs.v.push(Cell::new(None));
-    c3.refs.v.push(Cell::new(None));
-
-    c1.refs.v[0].set(Some(&c2));
-    c1.refs.v[1].set(Some(&c3));
-    c2.refs.v[0].set(Some(&c2));
-    c2.refs.v[1].set(Some(&c3));
-    c3.refs.v[0].set(Some(&c1));
-    c3.refs.v[1].set(Some(&c2));
-}
-
-fn main() {
-    f();
-}