Issue #22844: Fized test_gdb failure on Debian Wheezy for Z.
Patch by David Edelsohn.
diff --git a/Lib/test/test_gdb.py b/Lib/test/test_gdb.py
index 0da1c02..b7577de 100644
--- a/Lib/test/test_gdb.py
+++ b/Lib/test/test_gdb.py
@@ -185,6 +185,8 @@
             'linux-vdso.so',
             'warning: Could not load shared library symbols for '
             'linux-gate.so',
+            'warning: Could not load shared library symbols for '
+            'linux-vdso64.so',
             'Do you need "set solib-search-path" or '
             '"set sysroot"?',
             'warning: Source file is more recent than executable.',