From b97bb086de91e1f834e6e92cfdc8a985a6f761de Mon Sep 17 00:00:00 2001
From: chriseth <c@ethdev.com>
Date: Sun, 29 Nov 2015 00:09:15 +0100
Subject: [PATCH] Introduce selfdestruct alias for suicide.

---
 libsolidity/analysis/GlobalContext.cpp     |  4 +++-
 libsolidity/ast/Types.h                    |  2 +-
 libsolidity/codegen/ExpressionCompiler.cpp |  2 +-
 test/contracts/Wallet.cpp                  |  4 ++--
 test/libsolidity/SolidityEndToEndTest.cpp  | 16 ++++++++++++++++
 5 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/libsolidity/analysis/GlobalContext.cpp b/libsolidity/analysis/GlobalContext.cpp
index d519934d2..a7ffcfad7 100644
--- a/libsolidity/analysis/GlobalContext.cpp
+++ b/libsolidity/analysis/GlobalContext.cpp
@@ -39,7 +39,9 @@ m_magicVariables(vector<shared_ptr<MagicVariableDeclaration const>>{make_shared<
 					make_shared<MagicVariableDeclaration>("tx", make_shared<MagicType>(MagicType::Kind::Transaction)),
 					make_shared<MagicVariableDeclaration>("now", make_shared<IntegerType>(256)),
 					make_shared<MagicVariableDeclaration>("suicide",
-							make_shared<FunctionType>(strings{"address"}, strings{}, FunctionType::Location::Suicide)),
+							make_shared<FunctionType>(strings{"address"}, strings{}, FunctionType::Location::Selfdestruct)),
+					make_shared<MagicVariableDeclaration>("selfdestruct",
+							make_shared<FunctionType>(strings{"address"}, strings{}, FunctionType::Location::Selfdestruct)),
 					make_shared<MagicVariableDeclaration>("addmod",
 						make_shared<FunctionType>(strings{"uint256", "uint256", "uint256"}, strings{"uint256"}, FunctionType::Location::AddMod)),
 					make_shared<MagicVariableDeclaration>("mulmod",
diff --git a/libsolidity/ast/Types.h b/libsolidity/ast/Types.h
index f841a1beb..ea9bd1980 100644
--- a/libsolidity/ast/Types.h
+++ b/libsolidity/ast/Types.h
@@ -739,7 +739,7 @@ public:
 		Creation, ///< external call using CREATE
 		Send, ///< CALL, but without data and gas
 		SHA3, ///< SHA3
-		Suicide, ///< SUICIDE
+		Selfdestruct, ///< SELFDESTRUCT
 		ECRecover, ///< CALL to special contract for ecrecover
 		SHA256, ///< CALL to special contract for sha256
 		RIPEMD160, ///< CALL to special contract for ripemd160
diff --git a/libsolidity/codegen/ExpressionCompiler.cpp b/libsolidity/codegen/ExpressionCompiler.cpp
index 6c288ae7e..d4140ae86 100644
--- a/libsolidity/codegen/ExpressionCompiler.cpp
+++ b/libsolidity/codegen/ExpressionCompiler.cpp
@@ -535,7 +535,7 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
 				{}
 			);
 			break;
-		case Location::Suicide:
+		case Location::Selfdestruct:
 			arguments.front()->accept(*this);
 			utils().convertType(*arguments.front()->annotation().type, *function.parameterTypes().front(), true);
 			m_context << eth::Instruction::SUICIDE;
diff --git a/test/contracts/Wallet.cpp b/test/contracts/Wallet.cpp
index 4a4848f1a..476e817be 100644
--- a/test/contracts/Wallet.cpp
+++ b/test/contracts/Wallet.cpp
@@ -361,9 +361,9 @@ contract Wallet is multisig, multiowned, daylimit {
 			multiowned(_owners, _required) daylimit(_daylimit) {
 	}
 
-	// kills the contract sending everything to `_to`.
+	// destroys the contract sending everything to `_to`.
 	function kill(address _to) onlymanyowners(sha3(msg.data)) external {
-		suicide(_to);
+		selfdestruct(_to);
 	}
 
 	// gets called when no other function matches
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index 0b3561457..a01b89493 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -1483,6 +1483,22 @@ BOOST_AUTO_TEST_CASE(suicide)
 	BOOST_CHECK_EQUAL(m_state.balance(address), amount);
 }
 
+BOOST_AUTO_TEST_CASE(selfdestruct)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function a(address receiver) returns (uint ret) {\n"
+							 "    selfdestruct(receiver);\n"
+							 "    return 10;\n"
+							 "  }\n"
+							 "}\n";
+	u256 amount(130);
+	compileAndRun(sourceCode, amount);
+	u160 address(23);
+	BOOST_CHECK(callContractFunction("a(address)", address) == bytes());
+	BOOST_CHECK(!m_state.addressHasCode(m_contractAddress));
+	BOOST_CHECK_EQUAL(m_state.balance(address), amount);
+}
+
 BOOST_AUTO_TEST_CASE(sha3)
 {
 	char const* sourceCode = "contract test {\n"