--- /dev/null
+diff -up diffutils-3.3/gnulib-tests/test-xvasprintf.c.format-security diffutils-3.3/gnulib-tests/test-xvasprintf.c
+--- diffutils-3.3/gnulib-tests/test-xvasprintf.c.format-security 2013-03-22 04:20:50.000000000 +0000
++++ diffutils-3.3/gnulib-tests/test-xvasprintf.c 2013-12-04 13:43:09.927443499 +0000
+@@ -16,6 +16,13 @@
+
+ /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
+
++/* Tell GCC not to warn about the specific edge cases tested here. */
++#if (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) || 4 < __GNUC__
++# pragma GCC diagnostic ignored "-Wformat-zero-length"
++# pragma GCC diagnostic ignored "-Wformat-nonliteral"
++# pragma GCC diagnostic ignored "-Wformat-security"
++#endif
++
+ #include <config.h>
+
+ #include "xvasprintf.h"