tests: Move run-pass tests without naming conflicts to ui

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

@@ -0,0 +1,16 @@
+// run-pass
+
+
+
+pub fn main() {
+    let mut v = vec![1];
+    v.push(2);
+    v.push(3);
+    v.push(4);
+    v.push(5);
+    assert_eq!(v[0], 1);
+    assert_eq!(v[1], 2);
+    assert_eq!(v[2], 3);
+    assert_eq!(v[3], 4);
+    assert_eq!(v[4], 5);
+}