Merge pull request #8518 from aarlt/extract-more-testcases

[test] Extract 45 more tests from SolidityEndToEndTest.cpp

test/libsolidity/semanticTests/abiencodedecode/abi_decode_calldata.sol

@@ -0,0 +1,11 @@
+contract C {
+    function f(bytes calldata data)
+        external
+        pure
+        returns (uint256, bytes memory r)
+    {
+        return abi.decode(data, (uint256, bytes));
+    }
+}
+// ----
+// f(bytes): 0x20, 0x80, 0x21, 0x40, 0x7, "abcdefg" -> 0x21, 0x40, 0x7, "abcdefg"

test/libsolidity/semanticTests/abiencodedecode/abi_decode_simple.sol

@@ -0,0 +1,7 @@
+contract C {
+    function f(bytes memory data) public pure returns (uint256, bytes memory) {
+        return abi.decode(data, (uint256, bytes));
+    }
+}
+// ----
+// f(bytes): 0x20, 0x80, 0x21, 0x40, 0x7, "abcdefg" -> 0x21, 0x40, 0x7, "abcdefg"

test/libsolidity/semanticTests/abiencodedecode/abi_decode_simple_storage.sol

@@ -0,0 +1,10 @@
+contract C {
+    bytes data;
+
+    function f(bytes memory _data) public returns (uint256, bytes memory) {
+        data = _data;
+        return abi.decode(data, (uint256, bytes));
+    }
+}
+// ----
+// f(bytes): 0x20, 0x80, 0x21, 0x40, 0x7, "abcdefg" -> 0x21, 0x40, 0x7, "abcdefg"

test/libsolidity/semanticTests/abiencodedecode/abi_encode_empty_string.sol

@@ -0,0 +1,11 @@
+// Tests that this will not end up using a "bytes0" type
+// (which would assert)
+contract C {
+    function f() public pure returns (bytes memory, bytes memory) {
+        return (abi.encode(""), abi.encodePacked(""));
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f() -> 0x40, 0xc0, 0x60, 0x20, 0x0, 0x0, 0x0

test/libsolidity/semanticTests/array/arrays_complex_from_and_to_storage.sol

@@ -0,0 +1,18 @@
+contract Test {
+    uint24[3][] public data;
+
+    function set(uint24[3][] memory _data) public returns (uint256) {
+        data = _data;
+        return data.length;
+    }
+
+    function get() public returns (uint24[3][] memory) {
+        return data;
+    }
+}
+// ----
+// set(uint24[3][]): 0x20, 0x06, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12 -> 0x06
+// data(uint256,uint256): 0x02, 0x02 -> 0x09
+// data(uint256,uint256): 0x05, 0x01 -> 0x11
+// data(uint256,uint256): 0x06, 0x00 -> FAILURE
+// get() -> 0x20, 0x06, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12

test/libsolidity/semanticTests/array/arrays_complex_memory_index_access.sol

@@ -0,0 +1,13 @@
+contract Test {
+    function set(uint24[3][] memory _data, uint256 a, uint256 b)
+        public
+        returns (uint256 l, uint256 e)
+    {
+        l = _data.length;
+        e = _data[a][b];
+    }
+}
+// ====
+// compileViaYul: also
+// ----
+// set(uint24[3][],uint256,uint256): 0x60, 0x03, 0x02, 0x06, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12 -> 0x06, 0x0c

test/libsolidity/semanticTests/array/bytes_memory_index_access.sol

@@ -0,0 +1,13 @@
+contract Test {
+    function set(bytes memory _data, uint256 i)
+        public
+        returns (uint256 l, bytes1 c)
+    {
+        l = _data.length;
+        c = _data[i];
+    }
+}
+// ====
+// compileViaYul: also
+// ----
+// set(bytes,uint256): 0x40, 0x03, 0x08, "abcdefgh" -> 0x08, "d"

test/libsolidity/semanticTests/array/fixed_arrays_in_storage.sol

@@ -0,0 +1,45 @@
+contract c {
+    struct Data {
+        uint256 x;
+        uint256 y;
+    }
+    Data[2**10] data;
+    uint256[2**10 + 3] ids;
+
+    function setIDStatic(uint256 id) public {
+        ids[2] = id;
+    }
+
+    function setID(uint256 index, uint256 id) public {
+        ids[index] = id;
+    }
+
+    function setData(uint256 index, uint256 x, uint256 y) public {
+        data[index].x = x;
+        data[index].y = y;
+    }
+
+    function getID(uint256 index) public returns (uint256) {
+        return ids[index];
+    }
+
+    function getData(uint256 index) public returns (uint256 x, uint256 y) {
+        x = data[index].x;
+        y = data[index].y;
+    }
+
+    function getLengths() public returns (uint256 l1, uint256 l2) {
+        l1 = data.length;
+        l2 = ids.length;
+    }
+}
+// ----
+// setIDStatic(uint256): 0xb ->
+// getID(uint256): 0x2 -> 0xb
+// setID(uint256,uint256): 0x7, 0x8 ->
+// getID(uint256): 0x7 -> 0x8
+// setData(uint256,uint256,uint256): 0x7, 0x8, 0x9 ->
+// setData(uint256,uint256,uint256): 0x8, 0xa, 0xb ->
+// getData(uint256): 0x7 -> 0x8, 0x9
+// getData(uint256): 0x8 -> 0xa, 0xb
+// getLengths() -> 0x400, 0x403

test/libsolidity/semanticTests/array/fixed_bytes_index_access.sol

@@ -0,0 +1,17 @@
+contract C {
+    bytes16[] public data;
+
+    function f(bytes32 x) public returns (bytes1) {
+        return x[2];
+    }
+
+    function g(bytes32 x) public returns (uint256) {
+        data = [x[0], x[1], x[2]];
+        data[0] = "12345";
+        return uint256(uint8(data[0][4]));
+    }
+}
+// ----
+// f(bytes32): "789" -> "9"
+// g(bytes32): "789" -> 0x35
+// data(uint256): 0x01 -> "8"

test/libsolidity/semanticTests/array/memory_arrays_dynamic_index_access_write.sol

@@ -0,0 +1,19 @@
+contract Test {
+    uint24[3][][4] data;
+
+    function set(uint24[3][][4] memory x)
+        internal
+        returns (uint24[3][][4] memory)
+    {
+        x[1][2][2] = 1;
+        x[1][3][2] = 7;
+        return x;
+    }
+
+    function f() public returns (uint24[3][] memory) {
+        while (data[1].length < 4) data[1].push();
+        return set(data)[1];
+    }
+}
+// ----
+// f() -> 0x20, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x07

test/libsolidity/semanticTests/array/memory_arrays_index_access_write.sol

@@ -0,0 +1,14 @@
+contract Test {
+    function set(uint24[3][4] memory x) public {
+        x[2][2] = 1;
+        x[3][2] = 7;
+    }
+
+    function f() public returns (uint24[3][4] memory) {
+        uint24[3][4] memory data;
+        set(data);
+        return data;
+    }
+}
+// ----
+// f() -> 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x07

test/libsolidity/semanticTests/array/reusing_memory.sol

@@ -0,0 +1,26 @@
+// Invoke some features that use memory and test that they do not interfere with each other.
+contract Helper {
+    uint256 public flag;
+
+    constructor(uint256 x) public {
+        flag = x;
+    }
+}
+
+
+contract Main {
+    mapping(uint256 => uint256) map;
+
+    function f(uint256 x) public returns (uint256) {
+        map[x] = x;
+        return
+            (new Helper(uint256(keccak256(abi.encodePacked(this.g(map[x]))))))
+                .flag();
+    }
+
+    function g(uint256 a) public returns (uint256) {
+        return map[a];
+    }
+}
+// ----
+// f(uint256): 0x34 -> 0x46bddb1178e94d7f2892ff5f366840eb658911794f2c3a44c450aa2c505186c1

test/libsolidity/semanticTests/array/string_allocation_bug.sol

@@ -0,0 +1,20 @@
+contract Sample {
+    struct s {
+        uint16 x;
+        uint16 y;
+        string a;
+        string b;
+    }
+    s[2] public p;
+
+    constructor() public {
+        s memory m;
+        m.x = 0xbbbb;
+        m.y = 0xcccc;
+        m.a = "hello";
+        m.b = "world";
+        p[0] = m;
+    }
+}
+// ----
+// p(uint256): 0x0 -> 0xbbbb, 0xcccc, 0x80, 0xc0, 0x05, "hello", 0x05, "world"

test/libsolidity/semanticTests/array/string_bytes_conversion.sol

@@ -0,0 +1,17 @@
+contract Test {
+    string s;
+    bytes b;
+
+    function f(string memory _s, uint256 n) public returns (bytes1) {
+        b = bytes(_s);
+        s = string(b);
+        return bytes(s)[n];
+    }
+
+    function l() public returns (uint256) {
+        return bytes(s).length;
+    }
+}
+// ----
+// f(string,uint256): 0x40, 0x02, 0x06, "abcdef" -> "c"
+// l() -> 0x06

test/libsolidity/semanticTests/array/strings_in_struct.sol

@@ -0,0 +1,35 @@
+contract buggystruct {
+    Buggy public bug;
+
+    struct Buggy {
+        uint256 first;
+        uint256 second;
+        uint256 third;
+        string last;
+    }
+
+    constructor() public {
+        bug = Buggy(10, 20, 30, "asdfghjkl");
+    }
+
+    function getFirst() public returns (uint256) {
+        return bug.first;
+    }
+
+    function getSecond() public returns (uint256) {
+        return bug.second;
+    }
+
+    function getThird() public returns (uint256) {
+        return bug.third;
+    }
+
+    function getLast() public returns (string memory) {
+        return bug.last;
+    }
+}
+// ----
+// getFirst() -> 0x0a
+// getSecond() -> 0x14
+// getThird() -> 0x1e
+// getLast() -> 0x20, 0x09, "asdfghjkl"

test/libsolidity/semanticTests/builtinFunctions/assignment_to_const_var_involving_keccak.sol

@@ -0,0 +1,9 @@
+contract C {
+    bytes32 constant x = keccak256("abc");
+
+    function f() public returns (bytes32) {
+        return x;
+    }
+}
+// ----
+// f() -> 0x4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45

test/libsolidity/semanticTests/builtinFunctions/function_types_sig.sol

@@ -0,0 +1,26 @@
+contract C {
+    uint256 public x;
+
+    function f() public pure returns (bytes4) {
+        return this.f.selector;
+    }
+
+    function g() public returns (bytes4) {
+        function () pure external returns (bytes4) fun = this.f;
+        return fun.selector;
+    }
+
+    function h() public returns (bytes4) {
+        function () pure external returns (bytes4) fun = this.f;
+        return fun.selector;
+    }
+
+    function i() public pure returns (bytes4) {
+        return this.x.selector;
+    }
+}
+// ----
+// f() -> 0x26121ff000000000000000000000000000000000000000000000000000000000
+// g() -> 0x26121ff000000000000000000000000000000000000000000000000000000000
+// h() -> 0x26121ff000000000000000000000000000000000000000000000000000000000
+// i() -> 0x0c55699c00000000000000000000000000000000000000000000000000000000

test/libsolidity/semanticTests/builtinFunctions/iterated_keccak256_with_bytes.sol

@@ -0,0 +1,12 @@
+contract c {
+    bytes data;
+
+    function foo() public returns (bytes32) {
+        data.push("x");
+        data.push("y");
+        data.push("z");
+        return keccak256(abi.encodePacked("b", keccak256(data), "a"));
+    }
+}
+// ----
+// foo() -> 0xb338eefce206f9f57b83aa738deecd5326dc4b72dd81ee6a7c621a6facb7acdc

test/libsolidity/semanticTests/builtinFunctions/keccak256_multiple_arguments.sol

@@ -0,0 +1,7 @@
+contract c {
+    function foo(uint256 a, uint256 b, uint256 c) public returns (bytes32 d) {
+        d = keccak256(abi.encodePacked(a, b, c));
+    }
+}
+// ----
+// foo(uint256,uint256,uint256): 0xa, 0xc, 0xd -> 0xbc740a98aae5923e8f04c9aa798c9ee82f69e319997699f2782c40828db9fd81

test/libsolidity/semanticTests/builtinFunctions/keccak256_multiple_arguments_with_numeric_literals.sol

@@ -0,0 +1,7 @@
+contract c {
+    function foo(uint256 a, uint16 b) public returns (bytes32 d) {
+        d = keccak256(abi.encodePacked(a, b, uint8(145)));
+    }
+}
+// ----
+// foo(uint256,uint16): 0xa, 0xc -> 0x88acd45f75907e7c560318bc1a5249850a0999c4896717b1167d05d116e6dbad

test/libsolidity/semanticTests/builtinFunctions/keccak256_multiple_arguments_with_string_literals.sol

@@ -0,0 +1,12 @@
+contract c {
+    function foo() public returns (bytes32 d) {
+        d = keccak256("foo");
+    }
+
+    function bar(uint256 a, uint16 b) public returns (bytes32 d) {
+        d = keccak256(abi.encodePacked(a, b, uint8(145), "foo"));
+    }
+}
+// ----
+// foo() -> 0x41b1a0649752af1b28b3dc29a1556eee781e4a4c3a1f7f53f90fa834de098c4d
+// bar(uint256,uint16): 0xa, 0xc -> 0x6990f36476dc412b1c4baa48e2d9f4aa4bb313f61fda367c8fdbbb2232dc6146

test/libsolidity/semanticTests/builtinFunctions/msg_sig.sol

@@ -0,0 +1,9 @@
+contract test {
+    function foo(uint256 a) public returns (bytes4 value) {
+        return msg.sig;
+    }
+}
+// ====
+// compileViaYul: also
+// ----
+// foo(uint256): 0x0 -> 0x2fbebd3800000000000000000000000000000000000000000000000000000000

test/libsolidity/semanticTests/builtinFunctions/msg_sig_after_internal_call_is_same.sol

@@ -0,0 +1,13 @@
+contract test {
+    function boo() public returns (bytes4 value) {
+        return msg.sig;
+    }
+
+    function foo(uint256 a) public returns (bytes4 value) {
+        return boo();
+    }
+}
+// ====
+// compileViaYul: also
+// ----
+// foo(uint256): 0x0 -> 0x2fbebd3800000000000000000000000000000000000000000000000000000000

test/libsolidity/semanticTests/calldata/calldata_array_dynamic_bytes.sol

@@ -0,0 +1,74 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f1(bytes[1] calldata a)
+        external
+        returns (uint256, uint256, uint256, uint256)
+    {
+        return (a[0].length, uint8(a[0][0]), uint8(a[0][1]), uint8(a[0][2]));
+    }
+
+    function f2(bytes[1] calldata a, bytes[1] calldata b)
+        external
+        returns (uint256, uint256, uint256, uint256, uint256, uint256, uint256)
+    {
+        return (
+            a[0].length,
+            uint8(a[0][0]),
+            uint8(a[0][1]),
+            uint8(a[0][2]),
+            b[0].length,
+            uint8(b[0][0]),
+            uint8(b[0][1])
+        );
+    }
+
+    function g1(bytes[2] calldata a)
+        external
+        returns (
+            uint256,
+            uint256,
+            uint256,
+            uint256,
+            uint256,
+            uint256,
+            uint256,
+            uint256
+        )
+    {
+        return (
+            a[0].length,
+            uint8(a[0][0]),
+            uint8(a[0][1]),
+            uint8(a[0][2]),
+            a[1].length,
+            uint8(a[1][0]),
+            uint8(a[1][1]),
+            uint8(a[1][2])
+        );
+    }
+
+    function g2(bytes[] calldata a) external returns (uint256[8] memory) {
+        return [
+            a.length,
+            a[0].length,
+            uint8(a[0][0]),
+            uint8(a[0][1]),
+            a[1].length,
+            uint8(a[1][0]),
+            uint8(a[1][1]),
+            uint8(a[1][2])
+        ];
+    }
+}
+
+// found expectation comments:
+// same offset for both arrays @ ABI_CHECK(
+
+// ----
+// f1(bytes[1]): 0x20, 0x20, 0x3, hex"0102030000000000000000000000000000000000000000000000000000000000" -> 0x3, 0x1, 0x2, 0x3
+// f2(bytes[1],bytes[1]): 0x40, 0xa0, 0x20, 0x3, hex"0102030000000000000000000000000000000000000000000000000000000000", 0x20, 0x2, hex"0102000000000000000000000000000000000000000000000000000000000000" -> 0x3, 0x1, 0x2, 0x3, 0x2, 0x1, 0x2
+// g1(bytes[2]): 0x20, 0x40, 0x80, 0x3, hex"0102030000000000000000000000000000000000000000000000000000000000", 0x3, hex"0405060000000000000000000000000000000000000000000000000000000000" -> 0x3, 0x1, 0x2, 0x3, 0x3, 0x4, 0x5, 0x6
+// g1(bytes[2]): 0x20, 0x40, 0x40, 0x3, hex"0102030000000000000000000000000000000000000000000000000000000000" -> 0x3, 0x1, 0x2, 0x3, 0x3, 0x1, 0x2, 0x3
+// g2(bytes[]): 0x20, 0x2, 0x40, 0x80, 0x2, hex"0102000000000000000000000000000000000000000000000000000000000000", 0x3, hex"0405060000000000000000000000000000000000000000000000000000000000" -> 0x2, 0x2, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6

test/libsolidity/semanticTests/calldata/calldata_bytes_array_to_memory.sol

@@ -0,0 +1,18 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(bytes[] calldata a)
+        external
+        returns (uint256, uint256, bytes memory)
+    {
+        bytes memory m = a[0];
+        return (a.length, m.length, m);
+    }
+}
+// ----
+// f(bytes[]): 0x20, 0x1, 0x20, 0x2, hex"6162000000000000000000000000000000000000000000000000000000000000" -> 0x1, 0x2, 0x60, 0x2, hex"6162000000000000000000000000000000000000000000000000000000000000"
+// f(bytes[]): 0x20, 0x1, 0x20, 0x20, hex"7878787878787878787878787878787878787878787878787878787878787878" -> 0x1, 0x20, 0x60, 0x20, hex"7878787878787878787878787878787878787878787878787878787878787878"
+// f(bytes[]): 0x20, 0x1, 0x20, 0x20, hex"7800000000000000000000000000000000000000000000000000000000000061" -> 0x1, 0x20, 0x60, 0x20, hex"7800000000000000000000000000000000000000000000000000000000000061"
+// f(bytes[]): 0x20, 0x1, 0x20, 0x20, hex"6100000000000000000000000000000000000000000000000000000000000078" -> 0x1, 0x20, 0x60, 0x20, hex"6100000000000000000000000000000000000000000000000000000000000078"
+// f(bytes[]): 0x20, 0x1, 0x20, 0x20, hex"616d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d78" -> 0x1, 0x20, 0x60, 0x20, hex"616d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d78"

test/libsolidity/semanticTests/calldata/calldata_string_array.sol

@@ -0,0 +1,15 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(string[] calldata a)
+        external
+        returns (uint256, uint256, uint256, string memory)
+    {
+        string memory s1 = a[0];
+        bytes memory m1 = bytes(s1);
+        return (a.length, m1.length, uint8(m1[0]), s1);
+    }
+}
+// ----
+// f(string[]): 0x20, 0x1, 0x20, 0x2, hex"6162000000000000000000000000000000000000000000000000000000000000" -> 1, 2, 97, 0x80, 2, "ab"

test/libsolidity/semanticTests/calldata/calldata_struct_cleaning.sol

@@ -0,0 +1,22 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    struct S {
+        uint8 a;
+        bytes1 b;
+    }
+
+    function f(S calldata s) external pure returns (uint256 a, bytes32 b) {
+        uint8 tmp1 = s.a;
+        bytes1 tmp2 = s.b;
+        assembly {
+            a := tmp1
+            b := tmp2
+        }
+    }
+}
+// ----
+// f((uint8,bytes1)): 0x12, hex"3400000000000000000000000000000000000000000000000000000000000000" -> 0x12, hex"3400000000000000000000000000000000000000000000000000000000000000" # double check that the valid case goes through #
+// f((uint8,bytes1)): 0x1234, hex"5678000000000000000000000000000000000000000000000000000000000000" -> FAILURE
+// f((uint8,bytes1)): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> FAILURE

test/libsolidity/semanticTests/cleanup/bool_conversion.sol

@@ -0,0 +1,23 @@
+contract C {
+    function f(bool _b) public returns (uint256) {
+        if (_b) return 1;
+        else return 0;
+    }
+
+    function g(bool _in) public returns (bool _out) {
+        _out = _in;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(bool): 0x0 -> 0x0
+// f(bool): 0x1 -> 0x1
+// f(bool): 0x2 -> 0x1
+// f(bool): 0x3 -> 0x1
+// f(bool): 0xff -> 0x1
+// g(bool): 0x0 -> 0x0
+// g(bool): 0x1 -> 0x1
+// g(bool): 0x2 -> 0x1
+// g(bool): 0x3 -> 0x1
+// g(bool): 0xff -> 0x1

test/libsolidity/semanticTests/cleanup/bool_conversion_v2.sol

@@ -0,0 +1,24 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(bool _b) public returns (uint256) {
+        if (_b) return 1;
+        else return 0;
+    }
+
+    function g(bool _in) public returns (bool _out) {
+        _out = _in;
+    }
+}
+// ----
+// f(bool): 0x0 -> 0x0
+// f(bool): 0x1 -> 0x1
+// f(bool): 0x2 -> FAILURE
+// f(bool): 0x3 -> FAILURE
+// f(bool): 0xff -> FAILURE
+// g(bool): 0x0 -> 0x0
+// g(bool): 0x1 -> 0x1
+// g(bool): 0x2 -> FAILURE
+// g(bool): 0x3 -> FAILURE
+// g(bool): 0xff -> FAILURE

test/libsolidity/semanticTests/cleanup/cleanup_address_types.sol

@@ -0,0 +1,17 @@
+// Checks that address types are properly cleaned before they are compared.
+contract C {
+    function f(address a) public returns (uint256) {
+        if (a != 0x1234567890123456789012345678901234567890) return 1;
+        return 0;
+    }
+
+    function g(address payable a) public returns (uint256) {
+        if (a != 0x1234567890123456789012345678901234567890) return 1;
+        return 0;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(address): 0xffff1234567890123456789012345678901234567890 -> 0x0 # We input longer data on purpose.#
+// g(address): 0xffff1234567890123456789012345678901234567890 -> 0x0

test/libsolidity/semanticTests/cleanup/cleanup_address_types_v2.sol

@@ -0,0 +1,18 @@
+pragma experimental ABIEncoderV2;
+
+
+// Checks that address types are properly cleaned before they are compared.
+contract C {
+    function f(address a) public returns (uint256) {
+        if (a != 0x1234567890123456789012345678901234567890) return 1;
+        return 0;
+    }
+
+    function g(address payable a) public returns (uint256) {
+        if (a != 0x1234567890123456789012345678901234567890) return 1;
+        return 0;
+    }
+}
+// ----
+// f(address): 0xffff1234567890123456789012345678901234567890 -> FAILURE # We input longer data on purpose.#
+// g(address): 0xffff1234567890123456789012345678901234567890 -> FAILURE

test/libsolidity/semanticTests/cleanup/cleanup_bytes_types.sol

@@ -0,0 +1,13 @@
+// Checks that bytesXX types are properly cleaned before they are compared.
+contract C {
+    function f(bytes2 a, uint16 x) public returns (uint256) {
+        if (a != "ab") return 1;
+        if (x != 0x0102) return 2;
+        if (bytes3(uint24(x)) != 0x000102) return 3;
+        return 0;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(bytes2,uint16): "abc", 0x40102 -> 0x0 # We input longer data on purpose. #

test/libsolidity/semanticTests/cleanup/cleanup_bytes_types_v2.sol

@@ -0,0 +1,14 @@
+pragma experimental ABIEncoderV2;
+
+
+// Checks that bytesXX types are properly cleaned before they are compared.
+contract C {
+    function f(bytes2 a, uint16 x) public returns (uint256) {
+        if (a != "ab") return 1;
+        if (x != 0x0102) return 2;
+        if (bytes3(uint24(x)) != 0x000102) return 3;
+        return 0;
+    }
+}
+// ----
+// f(bytes2,uint16): "abc", 0x40102 -> FAILURE # We input longer data on purpose. #

test/libsolidity/semanticTests/functionCall/delegatecall_return_value.sol

@@ -0,0 +1,37 @@
+contract C {
+    uint256 value;
+
+    function set(uint256 _value) external {
+        value = _value;
+    }
+
+    function get() external view returns (uint256) {
+        return value;
+    }
+
+    function get_delegated() external returns (bool, bytes memory) {
+        return address(this).delegatecall(abi.encodeWithSignature("get()"));
+    }
+
+    function assert0() external view {
+        assert(value == 0);
+    }
+
+    function assert0_delegated() external returns (bool, bytes memory) {
+        return address(this).delegatecall(abi.encodeWithSignature("assert0()"));
+    }
+}
+// ====
+// EVMVersion: >=byzantium
+// ----
+// get() -> 0x00
+// assert0_delegated() -> 0x01, 0x40, 0x0
+// get_delegated() -> 0x01, 0x40, 0x20, 0x0
+// set(uint256): 0x01 ->
+// get() -> 0x01
+// assert0_delegated() -> 0x00, 0x40, 0x0
+// get_delegated() -> 0x01, 0x40, 0x20, 0x1
+// set(uint256): 0x2a ->
+// get() -> 0x2a
+// assert0_delegated() -> 0x00, 0x40, 0x0
+// get_delegated() -> 0x01, 0x40, 0x20, 0x2a

test/libsolidity/semanticTests/functionCall/delegatecall_return_value_pre_byzantium.sol

@@ -0,0 +1,39 @@
+contract C {
+    uint256 value;
+
+    function set(uint256 _value) external {
+        value = _value;
+    }
+
+    function get() external view returns (uint256) {
+        return value;
+    }
+
+    function get_delegated() external returns (bool) {
+        (bool success,) = address(this).delegatecall(abi.encodeWithSignature("get()"));
+        return success;
+    }
+
+    function assert0() external view {
+        assert(value == 0);
+    }
+
+    function assert0_delegated() external returns (bool) {
+        (bool success,) = address(this).delegatecall(abi.encodeWithSignature("assert0()"));
+        return success;
+    }
+}
+// ====
+// EVMVersion: <byzantium
+// ----
+// get() -> 0x00
+// assert0_delegated() -> true
+// get_delegated() -> true
+// set(uint256): 0x01 ->
+// get() -> 0x01
+// assert0_delegated() -> false
+// get_delegated() -> true
+// set(uint256): 0x2a ->
+// get() -> 0x2a
+// assert0_delegated() -> false
+// get_delegated() -> true

test/libsolidity/semanticTests/shifts/bitwise_shifting_constantinople.sol

@@ -0,0 +1,34 @@
+contract C {
+    function shl(uint256 a, uint256 b) public returns (uint256 c) {
+        assembly {
+            c := shl(b, a)
+        }
+    }
+
+    function shr(uint256 a, uint256 b) public returns (uint256 c) {
+        assembly {
+            c := shr(b, a)
+        }
+    }
+
+    function sar(uint256 a, uint256 b) public returns (uint256 c) {
+        assembly {
+            c := sar(b, a)
+        }
+    }
+}
+// ====
+// EVMVersion: >=constantinople
+// compileViaYul: also
+// ----
+// shl(uint256,uint256): 0x01, 0x02 -> 0x04
+// shl(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x01 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// shl(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x100 -> 0x00
+// shr(uint256,uint256): 0x03, 0x01 -> 0x01
+// shr(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x01 -> 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// shr(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0xff -> 0x01
+// shr(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x100 -> 0x00
+// sar(uint256,uint256): 0x03, 0x01 -> 0x01
+// sar(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x01 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// sar(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// sar(uint256,uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff, 0x100 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/bitwise_shifting_constantinople_combined.sol

@@ -0,0 +1,122 @@
+contract C {
+    function shl_zero(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shl(0, a)
+        }
+    }
+
+    function shr_zero(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shr(0, a)
+        }
+    }
+
+    function sar_zero(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := sar(0, a)
+        }
+    }
+
+    function shl_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shl(0x110, a)
+        }
+    }
+
+    function shr_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shr(0x110, a)
+        }
+    }
+
+    function sar_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := sar(0x110, a)
+        }
+    }
+
+    function shl_combined(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shl(4, shl(12, a))
+        }
+    }
+
+    function shr_combined(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shr(4, shr(12, a))
+        }
+    }
+
+    function sar_combined(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := sar(4, sar(12, a))
+        }
+    }
+
+    function shl_combined_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shl(0xd0, shl(0x40, a))
+        }
+    }
+
+    function shl_combined_overflow(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shl(0x01, shl(not(0x00), a))
+        }
+    }
+
+    function shr_combined_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shr(0xd0, shr(0x40, a))
+        }
+    }
+
+    function shr_combined_overflow(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := shr(0x01, shr(not(0x00), a))
+        }
+    }
+
+    function sar_combined_large(uint256 a) public returns (uint256 c) {
+        assembly {
+            c := sar(0xd0, sar(0x40, a))
+        }
+    }
+}
+// ====
+// EVMVersion: >=constantinople
+// compileViaYul: also
+// ----
+// shl_zero(uint256): 0x00 -> 0x00
+// shl_zero(uint256): 0xffff -> 0xffff
+// shl_zero(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// shr_zero(uint256): 0x00 -> 0x00
+// shr_zero(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// sar_zero(uint256): 0x00 -> 0x00
+// sar_zero(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// shl_large(uint256): 0x00 -> 0x00
+// shl_large(uint256): 0xffff -> 0x00
+// shl_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// shr_large(uint256): 0x00 -> 0x00
+// shr_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// sar_large(uint256): 0x00 -> 0x00
+// sar_large(uint256): 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// sar_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// shl_combined(uint256): 0x00 -> 0x00
+// shl_combined(uint256): 0xffff -> 0xffff0000
+// shl_combined(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0000
+// shr_combined(uint256): 0x00 -> 0x00
+// shr_combined(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// sar_combined(uint256): 0x00 -> 0x00
+// sar_combined(uint256): 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// sar_combined(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// shl_combined_large(uint256): 0x00 -> 0x00
+// shl_combined_large(uint256): 0xffff -> 0x00
+// shl_combined_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// shl_combined_overflow(uint256): 0x02 -> 0x00
+// shr_combined_large(uint256): 0x00 -> 0x00
+// shr_combined_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// shr_combined_overflow(uint256): 0x02 -> 0x00
+// sar_combined_large(uint256): 0x00 -> 0x00
+// sar_combined_large(uint256): 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0x00
+// sar_combined_large(uint256): 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/bitwise_shifting_constants_constantinople.sol

@@ -0,0 +1,83 @@
+contract C {
+    function shl_1() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shl(2, 1)
+        }
+        assert(c == 4);
+        return true;
+    }
+
+    function shl_2() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shl(
+                1,
+                0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+            )
+        }
+        assert(
+            c ==
+                0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+        );
+        return true;
+    }
+
+    function shl_3() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shl(
+                256,
+                0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+            )
+        }
+        assert(c == 0);
+        return true;
+    }
+
+    function shr_1() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shr(1, 3)
+        }
+        assert(c == 1);
+        return true;
+    }
+
+    function shr_2() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shr(
+                1,
+                0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+            )
+        }
+        assert(
+            c ==
+                0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+        );
+        return true;
+    }
+
+    function shr_3() public returns (bool) {
+        uint256 c;
+        assembly {
+            c := shr(
+                256,
+                0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+            )
+        }
+        assert(c == 0);
+        return true;
+    }
+}
+// ====
+// EVMVersion: >=constantinople
+// compileViaYul: also
+// ----
+// shl_1() -> 0x01
+// shl_2() -> 0x01
+// shl_3() -> 0x01
+// shr_1() -> 0x01
+// shr_2() -> 0x01
+// shr_3() -> 0x01

test/libsolidity/semanticTests/shifts/shift_right_garbled.sol

@@ -0,0 +1,14 @@
+contract C {
+    function f(uint8 a, uint8 b) public returns (uint256) {
+        assembly {
+            a := 0xffffffff
+        }
+        // Higher bits should be cleared before the shift
+        return a >> b;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(uint8,uint8): 0x00, 0x04 -> 0x0f
+// f(uint8,uint8): 0x00, 0x1004 -> 0x0f

test/libsolidity/semanticTests/shifts/shift_right_garbled_signed.sol

@@ -0,0 +1,30 @@
+contract C {
+    function f(int8 a, uint8 b) public returns (int256) {
+        assembly {
+            a := 0xfffffff0
+        }
+        // Higher bits should be signextended before the shift
+        return a >> b;
+    }
+
+    function g(int8 a, uint8 b) public returns (int256) {
+        assembly {
+            a := 0xf0
+        }
+        // Higher bits should be signextended before the shift
+        return a >> b;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// f(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// f(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// f(int8,uint8): 0x00, 0x1003 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// f(int8,uint8): 0x00, 0x1004 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// g(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// g(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// g(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// g(int8,uint8): 0x00, 0x1003 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// g(int8,uint8): 0x00, 0x1004 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/shift_right_garbled_signed_v2.sol

@@ -0,0 +1,31 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(int8 a, uint8 b) public returns (int256) {
+        assembly {
+            a := 0xfffffff0
+        }
+        // Higher bits should be signextended before the shift
+        return a >> b;
+    }
+
+    function g(int8 a, uint8 b) public returns (int256) {
+        assembly {
+            a := 0xf0
+        }
+        // Higher bits should be signextended before the shift
+        return a >> b;
+    }
+}
+// ----
+// f(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// f(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// f(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// f(int8,uint8): 0x00, 0x1003 -> FAILURE
+// f(int8,uint8): 0x00, 0x1004 -> FAILURE
+// g(int8,uint8): 0x00, 0x03 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
+// g(int8,uint8): 0x00, 0x04 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// g(int8,uint8): 0x00, 0xff -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+// g(int8,uint8): 0x00, 0x1003 -> FAILURE
+// g(int8,uint8): 0x00, 0x1004 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_garbled_v2.sol

@@ -0,0 +1,15 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(uint8 a, uint8 b) public returns (uint256) {
+        assembly {
+            a := 0xffffffff
+        }
+        // Higher bits should be cleared before the shift
+        return a >> b;
+    }
+}
+// ----
+// f(uint8,uint8): 0x00, 0x04 -> 0x0f
+// f(uint8,uint8): 0x00, 0x1004 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int16.sol

@@ -0,0 +1,13 @@
+contract C {
+    function f(int16 a, int16 b) public returns (int16) {
+        return a >> b;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(int16,int16): 0xff99, 0x00 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff99
+// f(int16,int16): 0xff99, 0x01 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffcc
+// f(int16,int16): 0xff99, 0x02 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe6
+// f(int16,int16): 0xff99, 0x04 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff9
+// f(int16,int16): 0xff99, 0x08 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int16_v2.sol

@@ -0,0 +1,14 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(int16 a, int16 b) public returns (int16) {
+        return a >> b;
+    }
+}
+// ----
+// f(int16,int16): 0xff99, 0x00 -> FAILURE
+// f(int16,int16): 0xff99, 0x01 -> FAILURE
+// f(int16,int16): 0xff99, 0x02 -> FAILURE
+// f(int16,int16): 0xff99, 0x04 -> FAILURE
+// f(int16,int16): 0xff99, 0x08 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int32.sol

@@ -0,0 +1,13 @@
+contract C {
+    function f(int32 a, int32 b) public returns (int32) {
+        return a >> b;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(int32,int32): 0xffffff99, 0x00 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff99
+// f(int32,int32): 0xffffff99, 0x01 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffcc
+// f(int32,int32): 0xffffff99, 0x02 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe6
+// f(int32,int32): 0xffffff99, 0x04 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff9
+// f(int32,int32): 0xffffff99, 0x08 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int32_v2.sol

@@ -0,0 +1,14 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(int32 a, int32 b) public returns (int32) {
+        return a >> b;
+    }
+}
+// ----
+// f(int32,int32): 0xffffff99, 0x00 -> FAILURE
+// f(int32,int32): 0xffffff99, 0x01 -> FAILURE
+// f(int32,int32): 0xffffff99, 0x02 -> FAILURE
+// f(int32,int32): 0xffffff99, 0x04 -> FAILURE
+// f(int32,int32): 0xffffff99, 0x08 -> FAILURE

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int8.sol

@@ -0,0 +1,13 @@
+contract C {
+    function f(int8 a, int8 b) public returns (int8) {
+        return a >> b;
+    }
+}
+// ====
+// ABIEncoderV1Only: true
+// ----
+// f(int8,int8): 0x99, 0x00 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff99
+// f(int8,int8): 0x99, 0x01 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffcc
+// f(int8,int8): 0x99, 0x02 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe6
+// f(int8,int8): 0x99, 0x04 -> 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff9
+// f(int8,int8): 0x99, 0x08 -> 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

test/libsolidity/semanticTests/shifts/shift_right_negative_lvalue_signextend_int8_v2.sol

@@ -0,0 +1,14 @@
+pragma experimental ABIEncoderV2;
+
+
+contract C {
+    function f(int8 a, int8 b) public returns (int8) {
+        return a >> b;
+    }
+}
+// ----
+// f(int8,int8): 0x99, 0x00 -> FAILURE
+// f(int8,int8): 0x99, 0x01 -> FAILURE
+// f(int8,int8): 0x99, 0x02 -> FAILURE
+// f(int8,int8): 0x99, 0x04 -> FAILURE
+// f(int8,int8): 0x99, 0x08 -> FAILURE

test/libsolidity/semanticTests/structs/memory_structs_nested_load.sol

@@ -0,0 +1,69 @@
+contract Test {
+    struct S {
+        uint8 x;
+        uint16 y;
+        uint256 z;
+    }
+    struct X {
+        uint8 x;
+        S s;
+        uint8[2] a;
+    }
+    X m_x;
+
+    function load()
+        public
+        returns (
+            uint256 a,
+            uint256 x,
+            uint256 y,
+            uint256 z,
+            uint256 a1,
+            uint256 a2
+        )
+    {
+        m_x.x = 1;
+        m_x.s.x = 2;
+        m_x.s.y = 3;
+        m_x.s.z = 4;
+        m_x.a[0] = 5;
+        m_x.a[1] = 6;
+        X memory d = m_x;
+        a = d.x;
+        x = d.s.x;
+        y = d.s.y;
+        z = d.s.z;
+        a1 = d.a[0];
+        a2 = d.a[1];
+    }
+
+    function store()
+        public
+        returns (
+            uint256 a,
+            uint256 x,
+            uint256 y,
+            uint256 z,
+            uint256 a1,
+            uint256 a2
+        )
+    {
+        X memory d;
+        d.x = 1;
+        d.s.x = 2;
+        d.s.y = 3;
+        d.s.z = 4;
+        d.a[0] = 5;
+        d.a[1] = 6;
+        m_x = d;
+        a = m_x.x;
+        x = m_x.s.x;
+        y = m_x.s.y;
+        z = m_x.s.z;
+        a1 = m_x.a[0];
+        a2 = m_x.a[1];
+    }
+}
+// ----
+// load() -> 0x01, 0x02, 0x03, 0x04, 0x05, 0x06
+// store() -> 0x01, 0x02, 0x03, 0x04, 0x05, 0x06

test/libsolidity/semanticTests/structs/struct_constructor_nested.sol

@@ -0,0 +1,30 @@
+contract C {
+    struct X {
+        uint256 x1;
+        uint256 x2;
+    }
+    struct S {
+        uint256 s1;
+        uint256[3] s2;
+        X s3;
+    }
+    S s;
+
+    constructor() public {
+        uint256[3] memory s2;
+        s2[1] = 9;
+        s = S(1, s2, X(4, 5));
+    }
+
+    function get()
+        public
+        returns (uint256 s1, uint256[3] memory s2, uint256 x1, uint256 x2)
+    {
+        s1 = s.s1;
+        s2 = s.s2;
+        x1 = s.s3.x1;
+        x2 = s.s3.x2;
+    }
+}
+// ----
+// get() -> 0x01, 0x00, 0x09, 0x00, 0x04, 0x05

test/libsolidity/semanticTests/various/multi_modifiers.sol

@@ -0,0 +1,23 @@
+// This triggered a bug in some version because the variable in the modifier was not
+// unregistered correctly.
+contract C {
+    uint256 public x;
+    modifier m1 {
+        address a1 = msg.sender;
+        x++;
+        _;
+    }
+
+    function f1() public m1() {
+        x += 7;
+    }
+
+    function f2() public m1() {
+        x += 3;
+    }
+}
+// ----
+// f1() ->
+// x() -> 0x08
+// f2() ->
+// x() -> 0x0c

test/libsolidity/semanticTests/various/staticcall_for_view_and_pure.sol

@@ -0,0 +1,39 @@
+contract C {
+    uint256 x;
+
+    function f() public returns (uint256) {
+        x = 3;
+        return 1;
+    }
+}
+
+
+interface CView {
+    function f() external view returns (uint256);
+}
+
+
+interface CPure {
+    function f() external pure returns (uint256);
+}
+
+
+contract D {
+    function f() public returns (uint256) {
+        return (new C()).f();
+    }
+
+    function fview() public returns (uint256) {
+        return (CView(address(new C()))).f();
+    }
+
+    function fpure() public returns (uint256) {
+        return (CPure(address(new C()))).f();
+    }
+}
+// ====
+// EVMVersion: >=byzantium
+// ----
+// f() -> 0x1 # This should work, next should throw #
+// fview() -> FAILURE
+// fpure() -> FAILURE

test/libsolidity/semanticTests/various/staticcall_for_view_and_pure_pre_byzantium.sol

@@ -0,0 +1,39 @@
+contract C {
+    uint256 x;
+
+    function f() public returns (uint256) {
+        x = 3;
+        return 1;
+    }
+}
+
+
+interface CView {
+    function f() external view returns (uint256);
+}
+
+
+interface CPure {
+    function f() external pure returns (uint256);
+}
+
+
+contract D {
+    function f() public returns (uint256) {
+        return (new C()).f();
+    }
+
+    function fview() public returns (uint256) {
+        return (CView(address(new C()))).f();
+    }
+
+    function fpure() public returns (uint256) {
+        return (CPure(address(new C()))).f();
+    }
+}
+// ====
+// EVMVersion: <byzantium
+// ----
+// f() -> 0x1
+// fview() -> 1
+// fpure() -> 1