From 9937c190af8a9cb95c52039ef98e26ac9a2e9fe0 Mon Sep 17 00:00:00 2001
From: Michael Heerdegen <michael_heerdegen@web.de>
Date: Fri, 4 Mar 2022 23:09:28 +0100
Subject: [PATCH] WIP: seq-concatenate: transform SEQUENCE arguments

---
 lisp/emacs-lisp/seq.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/emacs-lisp/seq.el b/lisp/emacs-lisp/seq.el
index cb1b822f85..331e5755d8 100644
--- a/lisp/emacs-lisp/seq.el
+++ b/lisp/emacs-lisp/seq.el
@@ -299,6 +299,7 @@ seq-concatenate
 TYPE must be one of following symbols: vector, string or list.
 
 \n(fn TYPE SEQUENCE...)"
+  (setq sequences (mapcar (lambda (s) (seq-into s type)) sequences))
   (pcase type
     ('vector (apply #'vconcat sequences))
     ('string (apply #'concat sequences))
-- 
2.30.2