solidity/test/libsolidity/syntaxTests/types/address/address_payable_internal_overload_nonpayable.sol

contract C {
    function f(address payable) internal pure {}
    function f(address) internal pure returns (uint) {}
    function g() internal pure {
        address a = address(0);
        uint b = f(a); // TODO: should this be valid?
        b;
    }
}
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