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Diffstat (limited to 'lisp/emacs-lisp/pcase.el')
| -rw-r--r-- | lisp/emacs-lisp/pcase.el | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lisp/emacs-lisp/pcase.el b/lisp/emacs-lisp/pcase.el index 46a5eedd150..289265abf27 100644 --- a/lisp/emacs-lisp/pcase.el +++ b/lisp/emacs-lisp/pcase.el @@ -437,8 +437,10 @@ to this macro." ;; Don't use let*, otherwise macroexp-let* may merge it with some surrounding ;; let* which might prevent the setcar/setcdr in pcase--expand's fancy ;; codegen from later metamorphosing this let into a funcall. - `(let ,(mapcar (lambda (b) (list (car b) (cdr b))) vars) - ,@code)) + (if vars + `(let ,(mapcar (lambda (b) (list (car b) (cdr b))) vars) + ,@code) + `(progn ,@code))) (defun pcase--small-branch-p (code) (and (= 1 (length code)) |