qiskit/qasm/qasmparser.py
def p_opaque_1(self, program):
        """
           opaque : OPAQUE id gate_scope '(' ')' bit_list
        """
        program[0] = node.Opaque([program[2], program[6]])
        self.pop_scope()
        self.update_symtab(program[0])
def p_opaque_1(self, program):
        """
           opaque : OPAQUE id gate_scope '(' ')' bit_list
        """
        program[0] = node.Opaque([program[2], program[6]])
        self.pop_scope()
        self.update_symtab(program[0])
opaque : OPAQUE id gate_scope '(' ')' bit_list