[1603] added one note about where to place seq_hashes.

diff --git a/src/lib/dns/messagerenderer.cc b/src/lib/dns/messagerenderer.cc
index 1f087f84469e016b01b893e7303ff96e3dc214ea..d5c7c69abef735dc8ae11a6b51dad93e86615d78 100644 (file)
--- a/src/lib/dns/messagerenderer.cc
+++ b/src/lib/dns/messagerenderer.cc
@@ -219,6 +219,8 @@ struct MessageRenderer::MessageRendererImpl {
     CompressMode compress_mode_;
 
     // Placeholder for hash values as they are calculated in writeName().
+    // Note: we may want to make it a local variable of writeName() if it
+    // works more efficiently.
     boost::array<size_t, Name::MAX_LABELS> seq_hashes_;
 };