From 892239b7ccfec1774f3d81cc385c06f72aae1c78 Mon Sep 17 00:00:00 2001
From: David Neto <dneto@google.com>
Date: Thu, 11 Aug 2016 12:11:36 -0400
Subject: [PATCH] Avoid double-copy of NameMapper object.

---
 tools/cfg/bin_to_dot.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/cfg/bin_to_dot.cpp b/tools/cfg/bin_to_dot.cpp
index 841d1f7..64ac14d 100644
--- a/tools/cfg/bin_to_dot.cpp
+++ b/tools/cfg/bin_to_dot.cpp
@@ -28,6 +28,7 @@
 
 #include <cassert>
 #include <iostream>
+#include <utility>
 #include <vector>
 
 #include "assembly_grammar.h"
@@ -43,7 +44,7 @@ const char* kContinueStyle = "style=dotted";
 class DotConverter {
  public:
   DotConverter(libspirv::NameMapper name_mapper, std::iostream* out)
-      : name_mapper_(name_mapper), out_(*out) {}
+      : name_mapper_(std::move(name_mapper)), out_(*out) {}
 
   // Emits the graph preamble.
   void Begin() const {
-- 
2.7.4