Failing test case for a templated argument type.

It seems that a templated class method (Foo[T].set_bar)
which should accept a reference to another templated type (Bar[T] &)
can't actually do so and throws an error.

tests/bugs.txt

@@ -8,6 +8,7 @@ missing_baseclass_in_predecl_T262
 cfunc_call_tuple_args_T408
 compile.cpp_operators
 cpp_templated_ctypedef
+cpp_template_args
 cpp_structs
 function_as_method_T494
 closure_inside_cdef_T554

tests/compile/cpp_template_args.pyx

+
+cdef extern from "template_args.h":
+
+    cdef cppclass Bar [T]:
+        Bar()
+
+    cdef cppclass Foo [T]:
+        Foo()
+        void set_bar(Bar[size_t] & bar)
+
+cpdef func():
+    cdef Foo[int] foo
+    cdef Bar[size_t] bar
+    cdef Bar[size_t] & bref = bar
+
+    foo.set_bar(bref)
+

tests/compile/template_args.h

+#ifndef _TEMPLATE_ARGS_H_
+#define _TEMPLATE_ARGS_H_
+
+template <typename T>
+struct Bar {
+};
+
+template <typename T>
+struct Foo {
+    void set_bar(const Bar[size_t] & bar) {}
+};
+
+#endif