pragma solidity ^0.4.24; import "../access/roles/MinterRole.sol"; contract MinterRoleMock is MinterRole { constructor() public { MinterRole.initialize(msg.sender); } function removeMinter(address account) public { _removeMinter(account); } function onlyMinterMock() public view onlyMinter { } // Causes a compilation error if super._removeMinter is not internal function _removeMinter(address account) internal { super._removeMinter(account); } }