diff --git a/libstdc++-v3/testsuite/ext/debug_allocator/check_deallocate_null.cc b/libstdc++-v3/testsuite/ext/debug_allocator/check_deallocate_null.cc
index 1f0a9eb0b61..c5bcafb04e9 100644
--- a/libstdc++-v3/testsuite/ext/debug_allocator/check_deallocate_null.cc
+++ b/libstdc++-v3/testsuite/ext/debug_allocator/check_deallocate_null.cc
@@ -31,7 +31,8 @@ int main()
 
   try
     {
-      __gnu_test::check_deallocate_null<allocator_type>(); 
+      __gnu_test::check_deallocate_null<allocator_type>();
+      VERIFY(false);
     }
   catch (std::runtime_error& obj)
     {