1 files changed, 1 insertions, 0 deletions
diff --git a/cop.h b/cop.h
index 5eebabab63..803be293a2 100644
--- a/cop.h
+++ b/cop.h
@@ -285,6 +285,7 @@ struct context {
 #define G_EVAL		4	/* Assume eval {} around subroutine call. */
 #define G_NOARGS	8	/* Don't construct a @_ array. */
 #define G_KEEPERR      16	/* Append errors to $@, don't overwrite it */
+#define G_NODEBUG      32	/* Disable debugging at toplevel.  */
 
 /* Support for switching (stack and block) contexts.
  * This ensures magic doesn't invalidate local stack and cx pointers.