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Diffstat (limited to 'lisp/emacs-lisp/cl-seq.el')
| -rw-r--r-- | lisp/emacs-lisp/cl-seq.el | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lisp/emacs-lisp/cl-seq.el b/lisp/emacs-lisp/cl-seq.el index 7a79488f1f5..1878153f811 100644 --- a/lisp/emacs-lisp/cl-seq.el +++ b/lisp/emacs-lisp/cl-seq.el @@ -115,6 +115,7 @@ (defun cl-endp (x) "Return true if X is the empty list; false if it is a cons. Signal an error if X is not a list." + (declare (side-effect-free t)) (cl-check-type x list) (null x)) |