Index: test/print/print1/test.c
===================================================================
--- test/print/print1/test.c	(revision 46579c668e7949ef922a5e481b7b114d89e019b3)
+++ test/print/print1/test.c	(revision 8eb36b02a8608e77dfda8c423adf25770f567041)
@@ -38,4 +38,5 @@
 	printf(" W  %W  %w \n",0x0123 ,0x0123);   
 	printf(" B  %B  %b \n",0x01 ,0x01);
+	printf(" Print to NULL '%s'\n",NULL);
 	return;
 }