diff -r dee5afe5301f -r 3f74d0d4af4c src/xmlpatterns/data/qatomicvalue.cpp
--- a/src/xmlpatterns/data/qatomicvalue.cpp	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/xmlpatterns/data/qatomicvalue.cpp	Thu Apr 08 14:19:33 2010 +0300
@@ -226,6 +226,8 @@
         /* Fallthrough. */
         case QVariant::Time:
             return BuiltinTypes::xsDateTime;
+        case QMetaType::Float:
+	    return BuiltinTypes::xsFloat;
         case QVariant::Double:
             return BuiltinTypes::xsDouble;
         default: