2 files changed, 3 insertions, 0 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index d7666677abc..01dd7bff8c9 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,7 @@
 2002-01-08  Richard M. Stallman  <rms@gnu.org>
 
+        * emacs-lisp/regexp-opt.el (regexp-opt): Bind max-specpdl-size.
+
         * emacs-lisp/eldoc.el (eldoc-minor-mode-string): Fix custom type.
 
         * textmodes/flyspell.el (flyspell-mode-line-string): Fix custom type.
diff --git a/lisp/emacs-lisp/regexp-opt.el b/lisp/emacs-lisp/regexp-opt.el
index 9e95eeb8fc9..e46ad2ca3e5 100644
--- a/lisp/emacs-lisp/regexp-opt.el
+++ b/lisp/emacs-lisp/regexp-opt.el
@@ -101,6 +101,7 @@ by \\=\\< and \\>."
   (save-match-data
     ;; Recurse on the sorted list.
     (let* ((max-lisp-eval-depth (* 1024 1024))
+           (max-specpdl-size (* 1024 1024))
            (completion-ignore-case nil)
            (completion-regexp-list nil)
            (words (eq paren 'words))