1 files changed, 8 insertions, 0 deletions
diff --git a/third_party/rust/proc-macro-hack/tests/ui/unexpected-arg.rs b/third_party/rust/proc-macro-hack/tests/ui/unexpected-arg.rs
new file mode 100644
index 0000000000..376fc0d986
--- /dev/null
+++ b/third_party/rust/proc-macro-hack/tests/ui/unexpected-arg.rs
@@ -0,0 +1,8 @@
+use proc_macro_hack::proc_macro_hack;
+
+#[proc_macro_hack(fake_call_site)]
+pub fn my_macro(input: TokenStream) -> TokenStream {
+    unimplemented!()
+}
+
+fn main() {}