From 731322c2b89a5c6d2aa5684d0b809e481e63313b Mon Sep 17 00:00:00 2001
From: Steven Kabbes <stevenkabbes@gmail.com>
Date: Thu, 27 Mar 2014 03:55:52 -0700
Subject: [PATCH] Add const to comparisons

---
 json11.hpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/json11.hpp b/json11.hpp
index af65cdb..779445e 100644
--- a/json11.hpp
+++ b/json11.hpp
@@ -159,10 +159,10 @@ public:
 
     bool operator== (const Json &rhs) const;
     bool operator<  (const Json &rhs) const;
-    bool operator!= (const Json &rhs) { return !(*this == rhs); }
-    bool operator<= (const Json &rhs) { return !(rhs < *this); }
-    bool operator>  (const Json &rhs) { return  (rhs < *this); }
-    bool operator>= (const Json &rhs) { return !(*this < rhs); }
+    bool operator!= (const Json &rhs) const { return !(*this == rhs); }
+    bool operator<= (const Json &rhs) const { return !(rhs < *this); }
+    bool operator>  (const Json &rhs) const { return  (rhs < *this); }
+    bool operator>= (const Json &rhs) const { return !(*this < rhs); }
 
     /* has_shape(types, err)
      *