Add comment to tests/ui/closures/simple-capture-and-call.rs

Author: reddevilmidzy

tests/ui/closures/simple-capture-and-call.rs

@@ -1,7 +1,8 @@
+//! regression test for issue #1895
 //@ run-pass
 
-pub fn main() {
-  let x = 1_usize;
-  let y = || x;
-  let _z = y();
+fn main() {
+    let x = 1_usize;
+    let y = || x;
+    let _z = y();
 }