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

src/test/ui/for-loop-while/while-label.rs

@@ -0,0 +1,15 @@
+// run-pass
+#![allow(unreachable_code)]
+
+
+pub fn main() {
+    let mut i = 100;
+    'w: while 1 + 1 == 2 {
+        i -= 1;
+        if i == 95 {
+            break 'w;
+            panic!("Should have broken out of loop");
+        }
+    }
+    assert_eq!(i, 95);
+}