From 568da1136992f8f188ba419bef814659f7a7794a Mon Sep 17 00:00:00 2001
From: Lu Guanqun <guanqun.lu@gmail.com>
Date: Mon, 4 Jan 2016 16:11:04 +0800
Subject: support decayed tuple expression as left value

---
 libsolidity/codegen/ExpressionCompiler.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'libsolidity/codegen')

diff --git a/libsolidity/codegen/ExpressionCompiler.cpp b/libsolidity/codegen/ExpressionCompiler.cpp
index 2fd0b2c4..b0e92b59 100644
--- a/libsolidity/codegen/ExpressionCompiler.cpp
+++ b/libsolidity/codegen/ExpressionCompiler.cpp
@@ -233,7 +233,12 @@ bool ExpressionCompiler::visit(TupleExpression const& _tuple)
 		else if (_tuple.annotation().lValueRequested)
 			lvalues.push_back(unique_ptr<LValue>());
 	if (_tuple.annotation().lValueRequested)
-		m_currentLValue.reset(new TupleObject(m_context, move(lvalues)));
+	{
+		if (_tuple.components().size() == 1)
+			m_currentLValue = move(lvalues[0]);
+		else
+			m_currentLValue.reset(new TupleObject(m_context, move(lvalues)));
+	}
 	return false;
 }
 
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