solidity/test/libsolidity/ASTJSON/address_payable.sol

contract C {
    mapping(address => address payable) public m;
    function f(address payable arg) public returns (address payable r) {
        address payable a = m[arg];
        r = arg;
        address c = address(this);
        m[c] = payable(0);
    }
}
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