From 255e72156138187cf670243872b3d8ddc7da419e Mon Sep 17 00:00:00 2001
From: schoetbi <schoetbi@schaeffler.com>
Date: Fri, 1 Mar 2019 12:53:58 +0100
Subject: [PATCH] get_error can be const

---
 exprtk.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exprtk.hpp b/exprtk.hpp
index 5f8cac1..7f25afe 100644
--- a/exprtk.hpp
+++ b/exprtk.hpp
@@ -20262,7 +20262,7 @@ namespace exprtk
          return settings_;
       }
 
-      inline parser_error::type get_error(const std::size_t& index)
+      inline parser_error::type get_error(const std::size_t& index) const
       {
          if (index < error_list_.size())
             return error_list_[index];