1 files changed, 2 insertions, 0 deletions
diff --git a/implement.h b/implement.h
index 3216573..7c6c6d2 100644
--- a/implement.h
+++ b/implement.h
@@ -70,6 +70,8 @@ struct _pthread_threads_thread {
 						   PTHREAD_CANCEL_DEFERRED */
   void **                     joinvalueptr;
   int                         join_count;
+
+  /* These must be kept in this order and together. */
   _pthread_handler_node_t *   cleanupstack;
   _pthread_handler_node_t *   destructorstack;
   _pthread_handler_node_t *   forkpreparestack;