1 files changed, 12 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-6117.rs b/src/test/ui/issues/issue-6117.rs
new file mode 100644
index 000000000..5235d53d8
--- /dev/null
+++ b/src/test/ui/issues/issue-6117.rs
@@ -0,0 +1,12 @@
+// run-pass
+#![allow(dead_code)]
+// pretty-expanded FIXME #23616
+
+enum Either<T, U> { Left(T), Right(U) }
+
+pub fn main() {
+    match Either::Left(Box::new(17)) {
+        Either::Right(()) => {}
+        _ => {}
+    }
+}