[svn] commit: r3235 - /trunk/src/lib/cc/data.cc

[BIND 10 source code commits]

Author: jinmei
Date: Sun Oct 17 05:10:55 2010
New Revision: 3235

Log:
avoid unnecessary copy by using a reference.
I believe it's sufficiently trivial, so skip explicit review.

Modified:
    trunk/src/lib/cc/data.cc

Modified: trunk/src/lib/cc/data.cc
==============================================================================
--- trunk/src/lib/cc/data.cc (original)
+++ trunk/src/lib/cc/data.cc Sun Oct 17 05:10:55 2010
@@ -896,7 +896,7 @@
         isc_throw(TypeError, "merge arguments not MapElements");
     }
     
-    std::map<std::string, ConstElementPtr> m = other->mapValue();
+    const std::map<std::string, ConstElementPtr>& m = other->mapValue();
     for (std::map<std::string, ConstElementPtr>::const_iterator it = m.begin();
          it != m.end() ; ++it) {
         if ((*it).second && (*it).second->getType() != Element::null) {