Added test for return value of QueryDoubleAttribute().
diff --git a/xmltest.cpp b/xmltest.cpp
index c8e1b0b..8da81b5 100644
--- a/xmltest.cpp
+++ b/xmltest.cpp
@@ -496,6 +496,7 @@
 		XMLTest( "Query attribute: int as double", result, (int)XML_NO_ERROR );

 		XMLTest( "Query attribute: int as double", (int)dVal, 1 );

 		result = ele->QueryDoubleAttribute( "attr1", &dVal );

+		XMLTest( "Query attribute: double as double", result, (int)XML_NO_ERROR );

 		XMLTest( "Query attribute: double as double", (int)dVal, 2 );

 		result = ele->QueryIntAttribute( "attr1", &iVal );

 		XMLTest( "Query attribute: double as int", result, (int)XML_NO_ERROR );