From dacea725dfe1749f8a6d9d0ad7da3b29e9ab0e95 Mon Sep 17 00:00:00 2001
From: Jarryd Beck <jarrydb@cse.unsw.edu.au>
Date: Wed, 15 Oct 2014 11:26:33 +1100
Subject: [PATCH] const reference

---
 src/cxxopts.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cxxopts.cpp b/src/cxxopts.cpp
index df382b2..caa6c42 100644
--- a/src/cxxopts.cpp
+++ b/src/cxxopts.cpp
@@ -255,7 +255,7 @@ Options::parse(int& argc, char**& argv)
       //short or long option?
       if (result[4].length() != 0)
       {
-        std::string s = result[4];
+        const std::string& s = result[4];
 
         for (int i = 0; i != s.size(); ++i)
         {
@@ -292,7 +292,7 @@ Options::parse(int& argc, char**& argv)
       }
       else if (result[1].length() != 0)
       {
-        std::string name = result[1];
+        const std::string& name = result[1];
 
         auto iter = m_options.find(name);