1 files changed, 11 insertions, 0 deletions
diff --git a/tests/ui/mir/enum/single_ok.rs b/tests/ui/mir/enum/single_ok.rs
new file mode 100644
index 00000000000..06b5a237c68
--- /dev/null
+++ b/tests/ui/mir/enum/single_ok.rs
@@ -0,0 +1,11 @@
+//@ run-pass
+//@ compile-flags: -C debug-assertions
+
+#[allow(dead_code)]
+enum Single {
+    A
+}
+
+fn main() {
+    let _val: Single = unsafe { std::mem::transmute::<(), Single>(()) };
+}