From 93ecfe2a1f5a603453859ba3b38b71cbca3b8f26 Mon Sep 17 00:00:00 2001
From: Arash Partow <partow@gmail.com>
Date: Sun, 26 Apr 2015 01:29:38 +1000
Subject: [PATCH] C++ Mathematical Expression Library (ExprTk) 
 http://www.partow.net/programming/exprtk/index.html

---
 exprtk.hpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/exprtk.hpp b/exprtk.hpp
index 42d5a7d..3f49ae5 100644
--- a/exprtk.hpp
+++ b/exprtk.hpp
@@ -19309,7 +19309,12 @@ namespace exprtk
                   return error_node();
                }
 
-               expression_node_ptr default_statement = parse_multi_sequence("switch-default");
+               expression_node_ptr default_statement = error_node();
+
+               if (token_is(token_t::e_lcrlbracket,false))
+                  default_statement = parse_multi_sequence("switch-default");
+               else
+                  default_statement = parse_expression();
 
                if (0 == default_statement)
                   return error_node();