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-rw-r--r--tests/ui/union/union-nonrepresentable.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/ui/union/union-nonrepresentable.rs b/tests/ui/union/union-nonrepresentable.rs
new file mode 100644
index 00000000000..4bdf7c6872f
--- /dev/null
+++ b/tests/ui/union/union-nonrepresentable.rs
@@ -0,0 +1,6 @@
+union U { //~ ERROR recursive type `U` has infinite size
+    a: u8,
+    b: std::mem::ManuallyDrop<U>,
+}
+
+fn main() {}