special handle of send

ExpressionCompiler.cpp

@@ -534,7 +534,8 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
 					true,
 					true
 				),
-				{}
+				{},
+				true
 			);
 			break;
 		case Location::Suicide:
@@ -1034,8 +1035,8 @@ void ExpressionCompiler::appendHighBitsCleanup(IntegerType const& _typeOnStack)
 
 void ExpressionCompiler::appendExternalFunctionCall(
 	FunctionType const& _functionType,
-	vector<ASTPointer<Expression const>> const& _arguments
-)
+	vector<ASTPointer<Expression const>> const& _arguments,
+	bool isSend)
 {
 	solAssert(_functionType.takesArbitraryParameters() ||
 			  _arguments.size() == _functionType.getParameterTypes().size(), "");
@@ -1105,8 +1106,15 @@ void ExpressionCompiler::appendExternalFunctionCall(
 		m_context << eth::Instruction::CALL;
 
 	//Propagate error condition (if CALL pushes 0 on stack).
-	m_context << eth::Instruction::ISZERO;
-	m_context.appendConditionalJumpTo(m_context.errorTag());
+	if (!isSend)
+	{
+		m_context << eth::Instruction::ISZERO;
+		m_context.appendConditionalJumpTo(m_context.errorTag());
+	} else
+	{
+		auto tag = m_context.appendConditionalJump();
+		m_context << eth::Instruction::STOP << tag;
+	}
 
 	if (_functionType.valueSet())
 		m_context << eth::Instruction::POP;

ExpressionCompiler.h

@@ -100,7 +100,8 @@ private:
 	/// Appends code to call a function of the given type with the given arguments.
 	void appendExternalFunctionCall(
 		FunctionType const& _functionType,
-		std::vector<ASTPointer<Expression const>> const& _arguments
+		std::vector<ASTPointer<Expression const>> const& _arguments,
+		bool isSend = false
 	);
 	/// Appends code that evaluates the given arguments and moves the result to memory encoded as
 	/// specified by the ABI. The memory offset is expected to be on the stack and is updated by