1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/ui/deref.rs b/src/test/ui/deref.rs
new file mode 100644
index 000000000..0d4e08ad9
--- /dev/null
+++ b/src/test/ui/deref.rs
@@ -0,0 +1,7 @@
+// run-pass
+// pretty-expanded FIXME #23616
+
+pub fn main() {
+    let x: Box<isize> = Box::new(10);
+    let _y: isize = *x;
+}