Merge pull request #6507 from ethereum/smt_address_members

[SMTChecker] Address members

test/libsolidity/smtCheckerTests/types/address_balance.sol

@@ -0,0 +1,13 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	function f(address a, address b) public view {
+		uint x = b.balance + 1000 ether;
+		assert(a.balance > b.balance);
+	}
+}
+// ----
+// Warning: (96-102): Unused local variable.
+// Warning: (131-160): Assertion violation happens here
+// Warning: (105-127): Overflow (resulting value larger than 2**256 - 1) happens here

test/libsolidity/smtCheckerTests/types/address_call.sol

@@ -0,0 +1,23 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	uint x;
+	mapping (uint => uint) map;
+	function f(address a, bytes memory data) public {
+		x = 0;
+		map[0] = 0;
+		mapping (uint => uint) storage localMap = map;
+		(bool success, bytes memory ret) = a.call(data);
+		assert(success);
+		assert(x == 0);
+		assert(map[0] == 0);
+		assert(localMap[0] == 0);
+	}
+}
+// ====
+// EVMVersion: >spuriousDragon
+// ----
+// Warning: (224-240): Unused local variable.
+// Warning: (209-256): Assertion checker does not yet support such variable declarations.
+// Warning: (260-275): Assertion violation happens here

test/libsolidity/smtCheckerTests/types/address_delegatecall.sol

@@ -0,0 +1,23 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	uint x;
+	mapping (uint => uint) map;
+	function f(address a, bytes memory data) public {
+		x = 0;
+		map[0] = 0;
+		mapping (uint => uint) storage localMap = map;
+		(bool success, bytes memory ret) = a.delegatecall(data);
+		assert(success);
+		assert(x == 0);
+		assert(map[0] == 0);
+		assert(localMap[0] == 0);
+	}
+}
+// ====
+// EVMVersion: >spuriousDragon
+// ----
+// Warning: (224-240): Unused local variable.
+// Warning: (209-264): Assertion checker does not yet support such variable declarations.
+// Warning: (268-283): Assertion violation happens here

test/libsolidity/smtCheckerTests/types/address_staticcall.sol

@@ -0,0 +1,23 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	uint x;
+	mapping (uint => uint) map;
+	function f(address a, bytes memory data) public {
+		x = 0;
+		map[0] = 0;
+		mapping (uint => uint) storage localMap = map;
+		(bool success, bytes memory ret) = a.staticcall(data);
+		assert(success);
+		assert(x == 0);
+		assert(map[0] == 0);
+		assert(localMap[0] == 0);
+	}
+}
+// ====
+// EVMVersion: >spuriousDragon
+// ----
+// Warning: (224-240): Unused local variable.
+// Warning: (209-262): Assertion checker does not yet support such variable declarations.
+// Warning: (266-281): Assertion violation happens here

test/libsolidity/smtCheckerTests/types/address_transfer.sol

@@ -0,0 +1,16 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	function f(address payable a) public {
+		uint x = 100;
+		require(x == a.balance);
+		a.transfer(600);
+		// This fails since a == this is possible.
+		assert(a.balance == 700);
+	}
+}
+// ----
+// Warning: (131-146): Insufficient funds happens here
+// Warning: (131-146): Assertion checker does not yet implement this type.
+// Warning: (195-219): Assertion violation happens here

test/libsolidity/smtCheckerTests/types/address_transfer_2.sol

@@ -0,0 +1,21 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	function f(uint x, address payable a, address payable b) public {
+		require(a != b);
+		require(x == 100);
+		require(x == a.balance);
+		require(a.balance == b.balance);
+		a.transfer(600);
+		b.transfer(100);
+		// Fails since a == this is possible.
+		assert(a.balance > b.balance);
+	}
+}
+// ----
+// Warning: (217-232): Insufficient funds happens here
+// Warning: (217-232): Assertion checker does not yet implement this type.
+// Warning: (236-251): Insufficient funds happens here
+// Warning: (236-251): Assertion checker does not yet implement this type.
+// Warning: (295-324): Assertion violation happens here

test/libsolidity/smtCheckerTests/types/address_transfer_insufficient.sol

@@ -0,0 +1,18 @@
+pragma experimental SMTChecker;
+
+contract C
+{
+	function f(address payable a, address payable b) public {
+		require(a.balance == 0);
+		a.transfer(600);
+		b.transfer(1000);
+		// Fails since a == this is possible.
+		assert(a.balance == 600);
+	}
+}
+// ----
+// Warning: (134-149): Insufficient funds happens here
+// Warning: (134-149): Assertion checker does not yet implement this type.
+// Warning: (153-169): Insufficient funds happens here
+// Warning: (153-169): Assertion checker does not yet implement this type.
+// Warning: (213-237): Assertion violation happens here

test/libsolidity/smtCheckerTestsJSON/multi.json

@@ -3,9 +3,9 @@
 	{
 		"smtlib2responses":
 		{
-			"0x47826ec8b83cfec30171b34f944aed6c33ecd12f02b9ad522ca45317c9bd5f45": "sat\n((|EVALEXPR_0| 1))",
-			"0x734c058efe9d6ec224de3cf2bdfa6c936a1c9c159c040c128d631145b2fed195": "unsat\n",
-			"0xa0c072acdbe5181dd56cbad8960cb5bb0b9e97fd598cfd895467bd73bbcca028": "sat\n((|EVALEXPR_0| 0))"
+			"0x47a038dd9021ecb218726ea6bf1f75c215a50b1981bae4341e89c9f2b7ac5db7": "sat\n((|EVALEXPR_0| 1))",
+			"0xf057b272f2ceb99a2f714cb132960babdeedfb84ff8ffb96106a58bc0c2060cb": "sat\n((|EVALEXPR_0| 0))",
+			"0xf49b9d0eb7b6d2f2ac9e1604288e52ee1a08cda57058e26d7843ed109ca6d7c9": "unsat\n"
 		}
 	}
 }

test/libsolidity/smtCheckerTestsJSON/simple.json

@@ -3,7 +3,7 @@
 	{
 		"smtlib2responses":
 		{
-			"0xa0c072acdbe5181dd56cbad8960cb5bb0b9e97fd598cfd895467bd73bbcca028": "sat\n((|EVALEXPR_0| 0))\n"
+			"0xf057b272f2ceb99a2f714cb132960babdeedfb84ff8ffb96106a58bc0c2060cb": "sat\n((|EVALEXPR_0| 0))\n"
 		}
 	}
 }