From 60844e08956875762314a17cbcd6fdfa23a548e2 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <daniel.goodliffe@pressassociation.com>
Date: Wed, 20 Jan 2016 15:33:10 +0000
Subject: Take pointer, not explicit reference of variant

---
 slicer/json/serializer.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/slicer/json/serializer.cpp b/slicer/json/serializer.cpp
index 5e6bf01..e50dd32 100644
--- a/slicer/json/serializer.cpp
+++ b/slicer/json/serializer.cpp
@@ -174,9 +174,9 @@ namespace Slicer {
 	void
 	JsonSerializer::ModelTreeIterateSeq(json::Value * n, ModelPartPtr mp)
 	{
-		auto & arr = boost::get<json::Array &>(*n);
-		arr.push_back(json::ValuePtr(new json::Value()));
-		ModelTreeIterateRoot(arr.back().get(), mp);
+		auto arr = boost::get<json::Array>(n);
+		arr->push_back(json::ValuePtr(new json::Value()));
+		ModelTreeIterateRoot(arr->back().get(), mp);
 	}
 
 	void
-- 
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