--- /dev/null
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Check that when a `let`-binding occurs in a loop, its associated
+// drop-flag is reinitialized (to indicate "needs-drop" at the end of
+// the owning variable's scope).
+
+struct A<'a>(&'a mut i32);
+
+impl<'a> Drop for A<'a> {
+ fn drop(&mut self) {
+ *self.0 += 1;
+ }
+}
+
+fn main() {
+ let mut cnt = 0;
+ for i in 0..2 {
+ let a = A(&mut cnt);
+ if i == 1 { // Note that
+ break; // both this break
+ } // and also
+ drop(a); // this move of `a`
+ // are necessary to expose the bug
+ }
+ assert_eq!(cnt, 2);
+}