Making the grammar instantiation static to avoid construction/destruction of the grammar on multiple calls to parse_uri.

deanberris · deanberris · commit 48e511e4b9ea · 2010-12-01T20:49:34.000+08:00
diff --git a/boost/network/uri/detail/parse_uri.hpp b/boost/network/uri/detail/parse_uri.hpp
@@ -247,7 +247,7 @@ bool parse_uri(Range & range, uri_parts<Tag> & parts) {
     iterator start_ = boost::begin(range);
     iterator end_ = boost::end(range);
 
-    uri_grammar<iterator, Tag> grammar;
+    static uri_grammar<iterator, Tag> grammar;
 
     bool ok = qi::parse(start_, end_, grammar, parts);
 
