1 files changed, 11 insertions, 0 deletions
diff --git a/tests/rustdoc/macro-ice-16019.rs b/tests/rustdoc/macro-ice-16019.rs
new file mode 100644
index 000000000..d0f82e0a3
--- /dev/null
+++ b/tests/rustdoc/macro-ice-16019.rs
@@ -0,0 +1,11 @@
+// https://github.com/rust-lang/rust/issues/16019
+
+macro_rules! define_struct {
+    ($rounds:expr) => (
+        struct Struct {
+            sk: [u32; $rounds + 1]
+        }
+        )
+}
+
+define_struct!(2);