diff --git a/SolidityEndToEndTest.cpp b/SolidityEndToEndTest.cpp
index 7edc250c8..ced9785ef 100644
--- a/SolidityEndToEndTest.cpp
+++ b/SolidityEndToEndTest.cpp
@@ -885,7 +885,7 @@ BOOST_AUTO_TEST_CASE(constructor)
 BOOST_AUTO_TEST_CASE(simple_accessor)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  uint256 data;\n"
+							 "  uint256 public data;\n"
 							 "  function test() {\n"
 							 "    data = 8;\n"
 							 "  }\n"
@@ -897,10 +897,10 @@ BOOST_AUTO_TEST_CASE(simple_accessor)
 BOOST_AUTO_TEST_CASE(multiple_elementary_accessors)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  uint256 data;\n"
-							 "  string6 name;\n"
-							 "  hash a_hash;\n"
-							 "  address an_address;\n"
+							 "  uint256 public data;\n"
+							 "  string6 public name;\n"
+							 "  hash public a_hash;\n"
+							 "  address public an_address;\n"
 							 "  function test() {\n"
 							 "    data = 8;\n"
 							 "    name = \"Celina\";\n"
@@ -908,7 +908,6 @@ BOOST_AUTO_TEST_CASE(multiple_elementary_accessors)
 							 "    an_address = address(0x1337);\n"
 							 "    super_secret_data = 42;\n"
 							 "  }\n"
-							 "  private:"
 							 "  uint256 super_secret_data;"
 							 "}\n";
 	compileAndRun(sourceCode);
@@ -919,6 +918,27 @@ BOOST_AUTO_TEST_CASE(multiple_elementary_accessors)
 	BOOST_CHECK(callContractFunction("super_secret_data()") == bytes());
 }
 
+BOOST_AUTO_TEST_CASE(complex_accessors)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  mapping(uint256 => string4) to_string_map;\n"
+							 "  mapping(uint256 => bool) to_bool_map;\n"
+							 "  mapping(uint256 => uint256) to_uint_map;\n"
+							 "  mapping(uint256 => mapping(uint256 => uint256)) to_multiple_map;\n"
+							 "  function test() {\n"
+							 "    to_string_map[42] = \"24\";\n"
+							 "    to_bool_map[42] = false;\n"
+							 "    to_uint_map[42] = 12;\n"
+							 "    to_multiple_map[42][23] = 31;\n"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction("to_string_map(uint256)", 42) == encodeArgs("24"));
+	BOOST_CHECK(callContractFunction("to_bool_map(uint256)", 42) == encodeArgs(false));
+	BOOST_CHECK(callContractFunction("to_uint_map(uint256)", 42) == encodeArgs(12));
+	BOOST_CHECK(callContractFunction("to_multiple_map(uint256,uint256)", 42, 23) == encodeArgs(31));
+}
+
 BOOST_AUTO_TEST_CASE(balance)
 {
 	char const* sourceCode = "contract test {\n"
@@ -1490,8 +1510,7 @@ BOOST_AUTO_TEST_CASE(functions_called_by_constructor)
 				setName("abc");
 			}
 			function getName() returns (string3 ret) { return name; }
-		private:
-			function setName(string3 _name) { name = _name; }
+			function setName(string3 _name) private { name = _name; }
 		})";
 	compileAndRun(sourceCode);
 	BOOST_REQUIRE(callContractFunction("getName()") == encodeArgs("abc"));
diff --git a/SolidityNameAndTypeResolution.cpp b/SolidityNameAndTypeResolution.cpp
index b9a7140f7..1a087592c 100644
--- a/SolidityNameAndTypeResolution.cpp
+++ b/SolidityNameAndTypeResolution.cpp
@@ -467,6 +467,24 @@ BOOST_AUTO_TEST_CASE(illegal_override_indirect)
 	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
 }
 
+BOOST_AUTO_TEST_CASE(illegal_override_visibility)
+{
+	char const* text = R"(
+		contract B { function f() protected {} }
+		contract C is B { function f() public {} }
+	)";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
+BOOST_AUTO_TEST_CASE(illegal_override_constness)
+{
+	char const* text = R"(
+		contract B { function f() constant {} }
+		contract C is B { function f() {} }
+	)";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
 BOOST_AUTO_TEST_CASE(complex_inheritance)
 {
 	char const* text = R"(
@@ -636,7 +654,9 @@ BOOST_AUTO_TEST_CASE(state_variable_accessors)
 					   "  function fun() {\n"
 					   "    uint64(2);\n"
 					   "  }\n"
-					   "uint256 foo;\n"
+					   "uint256 public foo;\n"
+					   "mapping(uint=>string4) public map;\n"
+					   "mapping(uint=>mapping(uint=>string4)) public multiple_map;\n"
 					   "}\n";
 
 	ASTPointer<SourceUnit> source;
@@ -644,10 +664,27 @@ BOOST_AUTO_TEST_CASE(state_variable_accessors)
 	BOOST_CHECK_NO_THROW(source = parseTextAndResolveNamesWithChecks(text));
 	BOOST_REQUIRE((contract = retrieveContract(source, 0)) != nullptr);
 	FunctionTypePointer function = retrieveFunctionBySignature(contract, "foo()");
-	BOOST_REQUIRE(function->hasDeclaration());
+	BOOST_REQUIRE(function && function->hasDeclaration());
 	auto returnParams = function->getReturnParameterTypeNames();
 	BOOST_CHECK_EQUAL(returnParams.at(0), "uint256");
 	BOOST_CHECK(function->isConstant());
+
+	function = retrieveFunctionBySignature(contract, "map(uint256)");
+	BOOST_REQUIRE(function && function->hasDeclaration());
+	auto params = function->getParameterTypeNames();
+	BOOST_CHECK_EQUAL(params.at(0), "uint256");
+	returnParams = function->getReturnParameterTypeNames();
+	BOOST_CHECK_EQUAL(returnParams.at(0), "string4");
+	BOOST_CHECK(function->isConstant());
+
+	function = retrieveFunctionBySignature(contract, "multiple_map(uint256,uint256)");
+	BOOST_REQUIRE(function && function->hasDeclaration());
+	params = function->getParameterTypeNames();
+	BOOST_CHECK_EQUAL(params.at(0), "uint256");
+	BOOST_CHECK_EQUAL(params.at(1), "uint256");
+	returnParams = function->getReturnParameterTypeNames();
+	BOOST_CHECK_EQUAL(returnParams.at(0), "string4");
+	BOOST_CHECK(function->isConstant());
 }
 
 BOOST_AUTO_TEST_CASE(function_clash_with_state_variable_accessor)
@@ -668,16 +705,19 @@ BOOST_AUTO_TEST_CASE(private_state_variable)
 					   "  function fun() {\n"
 					   "    uint64(2);\n"
 					   "  }\n"
-					   "private:\n"
-					   "uint256 foo;\n"
+					   "uint256 private foo;\n"
+					   "uint256 protected bar;\n"
 					   "}\n";
 
 	ASTPointer<SourceUnit> source;
 	ContractDefinition const* contract;
 	BOOST_CHECK_NO_THROW(source = parseTextAndResolveNamesWithChecks(text));
 	BOOST_CHECK((contract = retrieveContract(source, 0)) != nullptr);
-	FunctionTypePointer function = retrieveFunctionBySignature(contract, "foo()");
+	FunctionTypePointer function;
+	function = retrieveFunctionBySignature(contract, "foo()");
 	BOOST_CHECK_MESSAGE(function == nullptr, "Accessor function of a private variable should not exist");
+	function = retrieveFunctionBySignature(contract, "bar()");
+	BOOST_CHECK_MESSAGE(function == nullptr, "Accessor function of a protected variable should not exist");
 }
 
 BOOST_AUTO_TEST_CASE(fallback_function)
@@ -780,6 +820,54 @@ BOOST_AUTO_TEST_CASE(multiple_events_argument_clash)
 	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
 }
 
+BOOST_AUTO_TEST_CASE(access_to_default_function_visibility)
+{
+	char const* text = R"(
+		contract c {
+			function f() {}
+		}
+		contract d {
+			function g() { c(0).f(); }
+		})";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
+BOOST_AUTO_TEST_CASE(access_to_protected_function)
+{
+	char const* text = R"(
+		contract c {
+			function f() protected {}
+		}
+		contract d {
+			function g() { c(0).f(); }
+		})";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
+BOOST_AUTO_TEST_CASE(access_to_default_state_variable_visibility)
+{
+	char const* text = R"(
+		contract c {
+			uint a;
+		}
+		contract d {
+			function g() { c(0).a(); }
+		})";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
+BOOST_AUTO_TEST_CASE(access_to_protected_state_variable)
+{
+	char const* text = R"(
+		contract c {
+			uint public a;
+		}
+		contract d {
+			function g() { c(0).a(); }
+		})";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
diff --git a/SolidityParser.cpp b/SolidityParser.cpp
index 4adee9c66..4ccdcd57a 100644
--- a/SolidityParser.cpp
+++ b/SolidityParser.cpp
@@ -129,9 +129,7 @@ BOOST_AUTO_TEST_CASE(function_natspec_documentation)
 	ASTPointer<ContractDefinition> contract;
 	ASTPointer<FunctionDefinition> function;
 	char const* text = "contract test {\n"
-					   "  private:\n"
-	                   "  uint256 stateVar;\n"
-	                   "  public:\n"
+					   "  uint256 stateVar;\n"
 					   "  /// This is a test function\n"
 					   "  function functionName(hash hashin) returns (hash hashout) {}\n"
 					   "}\n";
@@ -162,9 +160,7 @@ BOOST_AUTO_TEST_CASE(multiple_functions_natspec_documentation)
 	ASTPointer<ContractDefinition> contract;
 	ASTPointer<FunctionDefinition> function;
 	char const* text = "contract test {\n"
-					   "  private:\n"
 					   "  uint256 stateVar;\n"
-					   "  public:\n"
 					   "  /// This is test function 1\n"
 					   "  function functionName1(hash hashin) returns (hash hashout) {}\n"
 					   "  /// This is test function 2\n"
@@ -621,6 +617,31 @@ BOOST_AUTO_TEST_CASE(event_arguments_indexed)
 	BOOST_CHECK_NO_THROW(parseText(text));
 }
 
+BOOST_AUTO_TEST_CASE(visibility_specifiers)
+{
+	char const* text = R"(
+		contract c {
+			uint private a;
+			uint protected b;
+			uint public c;
+			uint d;
+			function f() {}
+			function f_priv() private {}
+			function f_public() public {}
+			function f_protected() protected {}
+		})";
+	BOOST_CHECK_NO_THROW(parseText(text));
+}
+
+BOOST_AUTO_TEST_CASE(multiple_visibility_specifiers)
+{
+	char const* text = R"(
+		contract c {
+			uint private protected a;
+		})";
+	BOOST_CHECK_THROW(parseText(text), ParserError);
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }