From 456ebe006b1e3c57ec83156531b71c09e8a82968 Mon Sep 17 00:00:00 2001
From: artemp <artem@mapnik.org>
Date: Thu, 23 Oct 2014 09:48:58 +0100
Subject: [PATCH] fix [-Wparentheses] warning

---
 include/mapnik/json/feature_grammar_impl.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/mapnik/json/feature_grammar_impl.hpp b/include/mapnik/json/feature_grammar_impl.hpp
index b83b79fae..e8928165f 100644
--- a/include/mapnik/json/feature_grammar_impl.hpp
+++ b/include/mapnik/json/feature_grammar_impl.hpp
@@ -104,7 +104,7 @@ feature_grammar<Iterator,FeatureType,ErrorHandler>::feature_grammar(mapnik::tran
         ;
 
     properties = lit("\"properties\"")
-        > lit(':') > (lit('{') > -attributes(_r1) > lit('}')) | lit("null")
+        > lit(':') > ((lit('{') > -attributes(_r1) > lit('}')) | lit("null"))
         ;
 
     attributes = (json_.string_ [_a = _1] > lit(':') > attribute_value [put_property_(_r1,_a,_1)]) % lit(',')