1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/nacl/_exit.c b/sysdeps/nacl/_exit.c
index 0ec902f9ea..6006e26e55 100644
--- a/sysdeps/nacl/_exit.c
+++ b/sysdeps/nacl/_exit.c
@@ -24,6 +24,9 @@ void
 _exit (int status)
 {
   __nacl_irt_basic.exit (status);
+
+  /* That never returns unless something is severely and unrecoverably wrong.
+     If it ever does, try to make sure we crash.  */
   while (1)
     __builtin_trap ();
 }