Index: /trunk/data/validator/geometry.mapcss
===================================================================
--- /trunk/data/validator/geometry.mapcss	(revision 12088)
+++ /trunk/data/validator/geometry.mapcss	(revision 12089)
@@ -320,5 +320,5 @@
   set node_in_highway;
 }
-way[building] > node.node_in_highway!.first_last_node {
+way[building][building!=no] > node.node_in_highway!.first_last_node {
   throwWarning: tr("node connects highway and building");
 }