func subtest_pass_wrong_arg_builtin():
var x = Color()
print(floor(x)) # Built-in utility function.
func subtest_pass_wrong_arg_gdscript():
var x = Color()
print(len(x)) # GDScript utility function.
func test():
subtest_pass_wrong_arg_builtin()
subtest_pass_wrong_arg_gdscript()