Tests after making all explicit address conversions as non-payable

docs/contracts/functions.rst

@@ -438,7 +438,7 @@ operations as long as there is enough gas passed on to it.
             // results in test.x becoming == 1 and test.y becoming 1.
 
             // If someone sends Ether to that contract, the receive function in TestPayable will be called.
-            require(address(test).send(2 ether));
+            require(payable(test).send(2 ether));
             // results in test.x becoming == 2 and test.y becoming 2 ether.
 
             return true;

test/compilationTests/corion/module.sol

@@ -90,10 +90,10 @@ contract module {
             @newModuleAddress   New module handler address
         */
         require( moduleStatus != status.New && moduleStatus != status.Disconnected);
-        (bool _success, uint256 _balance) = abstractModuleHandler(moduleHandlerAddress).balanceOf(address(this));
+        (bool _success, uint256 _balance) = abstractModuleHandler(moduleHandlerAddress).balanceOf(payable(this));
         require( _success );
         if ( _balance > 0 ) {
-            require( abstractModuleHandler(moduleHandlerAddress).transfer(address(this), newModuleAddress, _balance, false) );
+            require( abstractModuleHandler(moduleHandlerAddress).transfer(payable(this), newModuleAddress, _balance, false) );
         }
         if ( address(this).balance > 0 ) {
             require( newModuleAddress.send(address(this).balance) );

test/externalTests/solc-js/DAO/DAO.sol

@@ -724,11 +724,11 @@ contract DAO is DAOInterface, Token, TokenCreation {
         reward = address(DAOrewardAccount).balance < reward ? address(DAOrewardAccount).balance : reward;
 
         if(_toMembers) {
-            if (!DAOrewardAccount.payOut(address(dao.rewardAccount()), reward))
+            if (!DAOrewardAccount.payOut(payable(dao.rewardAccount()), reward))
                 revert();
             }
         else {
-            if (!DAOrewardAccount.payOut(address(dao), reward))
+            if (!DAOrewardAccount.payOut(payable(dao), reward))
                 revert();
         }
         DAOpaidOut[msg.sender] += reward;

test/externalTests/solc-js/DAO/TokenCreation.sol

@@ -124,7 +124,7 @@ override returns (bool success) {
         if (block.timestamp > closingTime && !isFueled) {
             // Get extraBalance - will only succeed when called for the first time
             if (address(extraBalance).balance >= extraBalance.accumulatedInput())
-                extraBalance.payOut(address(this), extraBalance.accumulatedInput());
+                extraBalance.payOut(payable(this), extraBalance.accumulatedInput());
 
             // Execute refund
             (bool success,) = msg.sender.call{value: weiGiven[msg.sender]}("");

test/libsolidity/SolidityEndToEndTest.cpp

@@ -1328,7 +1328,7 @@ BOOST_AUTO_TEST_CASE(contracts_as_addresses)
 		}
 		contract test {
 			helper h;
-			constructor() payable { h = new helper(); address(h).send(5); }
+			constructor() payable { h = new helper(); payable(h).send(5); }
 			function getBalance() public returns (uint256 myBalance, uint256 helperBalance) {
 				myBalance = address(this).balance;
 				helperBalance = address(h).balance;
@@ -4640,7 +4640,7 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages_through_transfer)
 				revert("message");
 			}
 			function f() public {
-				address(this).transfer(0);
+				payable(this).transfer(0);
 			}
 		}
 		contract C {

test/libsolidity/semanticTests/cleanup/cleanup_address_types_shortening.sol

@@ -18,7 +18,7 @@ contract C {
         assembly {
             y := x
         }
-        address payable z = address(y);
+        address payable z = payable(y);
         assembly {
             r := z
         }

test/libsolidity/semanticTests/expressions/uncalled_address_transfer_send.sol

@@ -1,7 +1,7 @@
 contract TransferTest {
 	fallback() external payable {
 		// This used to cause an ICE
-		address(this).transfer;
+		payable(this).transfer;
 	}
 
 	function f() pure public {}

test/libsolidity/semanticTests/functionCall/send_zero_ether.sol

@@ -10,7 +10,7 @@ contract Main {
 
     function s() public returns (bool) {
         Receiver r = new Receiver();
-        return address(r).send(0);
+        return payable(r).send(0);
     }
 }
 

test/libsolidity/semanticTests/revertStrings/transfer.sol

@@ -8,13 +8,13 @@ contract C {
 	A a = new A();
 	receive() external payable {}
 	function f() public {
-		address(a).transfer(1 wei);
+		payable(a).transfer(1 wei);
 	}
 	function h() public {
-		address(a).transfer(100 ether);
+		payable(a).transfer(100 ether);
 	}
 	function g() public view returns (uint) {
-		return address(this).balance;
+		return payable(this).balance;
 	}
 }
 // ====

test/libsolidity/semanticTests/state/msg_sender.sol

@@ -1,5 +1,5 @@
 contract C {
-    function f() public returns (address payable) {
+    function f() public returns (address) {
         return msg.sender;
     }
 }

test/libsolidity/semanticTests/state/tx_origin.sol

@@ -1,5 +1,5 @@
 contract C {
-    function f() public returns (address payable) {
+    function f() public returns (address) {
         return tx.origin;
     }
 }

test/libsolidity/syntaxTests/nameAndTypeResolution/466_does_not_error_transfer_payable_fallback.sol

@@ -9,7 +9,7 @@ contract B {
     A a;
 
     fallback() external {
-        address(a).transfer(100);
+        payable(a).transfer(100);
     }
 }
 // ----

test/libsolidity/syntaxTests/nameAndTypeResolution/535_address_overload_resolution.sol

@@ -4,7 +4,7 @@ contract C {
         return 1;
     }
     function transfer(uint amount) public {
-        address(this).transfer(amount); // to avoid pureness warning
+        payable(this).transfer(amount); // to avoid pureness warning
     }
     receive() payable external {
     }

test/libsolidity/syntaxTests/types/address/address_in_struct_fine.sol

@@ -13,7 +13,7 @@ contract B {
     }
     S s;
     function f() public {
-        s.a = address(this);
+        s.a = payable(this);
     }
     receive() external payable {
     }

test/libsolidity/syntaxTests/types/address/address_to_contract_receive.sol

@@ -1,6 +1,6 @@
 contract C {
   function f() public pure returns (C c) {
-    c = C(payable(2));
+    c = C(payable(address(2)));
   }
   receive() external payable {
   }

test/libsolidity/syntaxTests/types/address/address_uint_bytes20_this.sol

@@ -0,0 +1,23 @@
+contract C {
+    function f() public view {
+        address a1 = address(uint160(0));
+        address a2 = address(bytes20(0));
+        address a3 = address(this);
+
+        address payable a4 = payable(uint160(0));
+        address payable a5 = payable(bytes20(0));
+        address payable a6 = payable(this);
+
+        // Trivial conversions
+        address payable a7 = payable(address(uint160(0)));
+        address payable a8 = payable(address(bytes20(0)));
+        address payable a9 = payable(address(this));
+
+        a1; a2; a3; a4; a5; a6; a7; a8; a9;
+    }
+
+    // to make payable(this) work
+    receive() payable external {
+    }
+}
+// ----

test/libsolidity/syntaxTests/types/address/address_uint_bytes20_this_to_payable_err.sol

@@ -0,0 +1,11 @@
+contract C {
+    function f() public pure {
+        address payable a = address(uint160(0));
+        address payable b = address(bytes20(0));
+        address payable c = address(this);
+    }
+}
+// ----
+// TypeError 9574: (52-91): Type address is not implicitly convertible to expected type address payable.
+// TypeError 9574: (101-140): Type address is not implicitly convertible to expected type address payable.
+// TypeError 9574: (150-183): Type address is not implicitly convertible to expected type address payable.

test/libsolidity/syntaxTests/types/address/bytes_to_payable_address.sol

@@ -1,5 +1,5 @@
 contract C {
     function f(bytes20 x) public pure returns (address payable) {
-        return address(x);
+        return payable(x);
     }
 }

test/libsolidity/syntaxTests/types/address/contract_payable_fallback_to_payable_address.sol

@@ -1,6 +1,6 @@
 contract C {
   function f() public view {
-    address payable a = address(this);
+    address payable a = payable(this);
     a;
   }
   fallback() external payable {

test/libsolidity/syntaxTests/types/address/contract_receive_to_payable_address.sol

@@ -1,6 +1,6 @@
 contract C {
   function f() public view {
-    address payable a = address(this);
+    address payable a = payable(this);
     a;
   }
   receive() external payable {

test/libsolidity/syntaxTests/types/address/payable_conversion.sol

@@ -0,0 +1,29 @@
+contract C {
+    function f() public {
+        address payable a = payable(address(new D()));
+        address payable b = payable(new E());
+        address payable c = payable(new F());
+
+        a;
+        b;
+        c;
+    }
+}
+
+// A contract that cannot receive Ether
+contract D {}
+
+// A contract that can receive Ether
+contract E {
+    receive() external payable {
+    }
+}
+
+// A contract that can receive Ether using the fallback
+contract F {
+    fallback() external payable {
+
+    }
+}
+
+// ----

test/libsolidity/syntaxTests/types/address/payable_conversion_err.sol

@@ -0,0 +1,17 @@
+contract C {
+    function f() public {
+        address payable a = address(new D());
+
+        // This conversion makes no sense anyway.
+        address payable b = address(D);
+    }
+}
+
+contract D {
+    receive() external payable {
+    }
+}
+// ----
+// TypeError 9574: (47-83): Type address is not implicitly convertible to expected type address payable.
+// TypeError 9640: (164-174): Explicit type conversion not allowed from "type(contract D)" to "address".
+// TypeError 9574: (144-174): Type address is not implicitly convertible to expected type address payable.

test/libsolidity/syntaxTests/types/address/payable_to_contract_receive.sol

@@ -0,0 +1,8 @@
+contract C {
+  function f() public pure returns (C c) {
+    c = C(payable(2));
+  }
+  receive() external payable {
+  }
+}
+// ----

test/libsolidity/syntaxTests/types/address/uint_to_payable_address.sol

@@ -1,5 +1,5 @@
 contract C {
     function f(uint x) public pure returns (address payable) {
-        return address(uint160(x));
+        return payable(uint160(x));
     }
 }

test/libsolidity/syntaxTests/viewPureChecker/builtin_functions.sol

@@ -1,8 +1,8 @@
 contract C {
     function f() public {
-        address(this).transfer(1);
+        payable(this).transfer(1);
-        require(address(this).send(2));
+        require(payable(this).send(2));
-        selfdestruct(address(this));
+        selfdestruct(payable(this));
         (bool success,) = address(this).delegatecall("");
         require(success);
 		(success,) = address(this).call("");

test/libsolidity/syntaxTests/viewPureChecker/builtin_functions_view_fail.sol

@@ -1,12 +1,12 @@
 contract C {
     function f() view public {
-        address(this).transfer(1);
+        payable(this).transfer(1);
     }
     function g() view public {
-        require(address(this).send(2));
+        require(payable(this).send(2));
     }
     function h() view public {
-        selfdestruct(address(this));
+        selfdestruct(payable(this));
     }
     function i() view public {
         (bool success,) = address(this).delegatecall("");