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-rw-r--r--lisp/emacs-lisp/cl-macs.el5
1 files changed, 3 insertions, 2 deletions
diff --git a/lisp/emacs-lisp/cl-macs.el b/lisp/emacs-lisp/cl-macs.el
index 0d0b5b51587..5d2a7c03ac4 100644
--- a/lisp/emacs-lisp/cl-macs.el
+++ b/lisp/emacs-lisp/cl-macs.el
@@ -3279,8 +3279,9 @@ the form NAME which is a shorthand for (NAME NAME)."
(funcall orig pred1
(cl--defstruct-predicate t2))))
(funcall orig pred1 pred2))))
-(advice-add 'pcase--mutually-exclusive-p
- :around #'cl--pcase-mutually-exclusive-p)
+(when (fboundp 'advice-add) ;Not available during bootstrap.
+ (advice-add 'pcase--mutually-exclusive-p
+ :around #'cl--pcase-mutually-exclusive-p))
(defun cl-struct-sequence-type (struct-type)