pass41-frag.cxx (dg-prune-output): New dg directive.

	* testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
	New dg directive.

From-SVN: r163394

libmudflap/ChangeLog

+2010-08-20  Uros Bizjak  <ubizjak@gmail.com>
+
+	* testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
+	New dg directive.
+
 2010-06-09  Iain Sandoe  <iains@gcc.gnu.org>
 
 	PR bootstrap/43170

libmudflap/testsuite/libmudflap.c++/pass41-frag.cxx

@@ -8,3 +8,6 @@ main (int argc, char *argv[])
     std::cout << myStr << std::endl;
     return 0;
 }
+
+/* Ignore a warning that is irrelevant to the purpose of this test.  */
+/* { dg-prune-output ".*mudflap cannot track unknown size extern.*" } */