1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/borrowck/borrowck-borrow-from-expr-block.rs b/tests/ui/borrowck/borrowck-borrow-from-expr-block.rs
new file mode 100644
index 000000000..24efadc30
--- /dev/null
+++ b/tests/ui/borrowck/borrowck-borrow-from-expr-block.rs
@@ -0,0 +1,17 @@
+// run-pass
+
+fn borrow<F>(x: &isize, f: F) where F: FnOnce(&isize) {
+    f(x)
+}
+
+fn test1(x: &Box<isize>) {
+    borrow(&*(*x).clone(), |p| {
+        let x_a = &**x as *const isize;
+        assert!((x_a as usize) != (p as *const isize as usize));
+        assert_eq!(unsafe{*x_a}, *p);
+    })
+}
+
+pub fn main() {
+    test1(&Box::new(22));
+}