(cperl-mode): Modify cperl-compilation-error-regexp-alist by appending.

1 files changed, 2 insertions, 2 deletions

diff --git a/lisp/progmodes/cperl-mode.el b/lisp/progmodes/cperl-mode.el
index 29f4cc372d3..0b8287503f8 100644
--- a/lisp/progmodes/cperl-mode.el
+++ b/lisp/progmodes/cperl-mode.el
@@ -1795,8 +1795,8 @@ or as help on variables `cperl-tips', `cperl-problems',
         ((boundp 'compilation-error-regexp-alist);; xmeacs 19.x
          (make-local-variable 'compilation-error-regexp-alist)
          (set 'compilation-error-regexp-alist
-               (cons cperl-compilation-error-regexp-alist
-                     (symbol-value 'compilation-error-regexp-alist)))))
+               (append cperl-compilation-error-regexp-alist
+                       (symbol-value 'compilation-error-regexp-alist)))))
   (make-local-variable 'font-lock-defaults)
   (setq font-lock-defaults
         (cond