diff --git a/test/libsolidity/syntaxTests/operators/custom/operator_bound_to_function_pointer.sol b/test/libsolidity/syntaxTests/operators/custom/operator_bound_to_function_pointer.sol
new file mode 100644
index 000000000..b479c383b
--- /dev/null
+++ b/test/libsolidity/syntaxTests/operators/custom/operator_bound_to_function_pointer.sol
@@ -0,0 +1,9 @@
+type Int is int8;
+
+contract C {
+    function(Int, Int) external returns (Int) ptr;
+    using {ptr as +} for Int;
+}
+
+// ----
+// TypeError 8187: (94-97): Expected function name.