unions are not anonymous


git-svn-id: https://asn1c.svn.sourceforge.net/svnroot/asn1c/trunk@961 59561ff5-6e30-0410-9f3c-9617f08c8826
diff --git a/tests/31-set-of-OK.asn1.-P b/tests/31-set-of-OK.asn1.-P
index c7d8f0b..03cd72d 100644
--- a/tests/31-set-of-OK.asn1.-P
+++ b/tests/31-set-of-OK.asn1.-P
@@ -203,7 +203,7 @@
 	 */
 	struct other {
 		other_PR present;
-		union {
+		union Stuff__other_u {
 			INTEGER_t	 a;
 			INTEGER_t	 b;
 		} choice;