From 51929066d5f11c3dc43e9181fcd051eac9bfd718 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Mattias=20Engdeg=C3=A5rd?= <mattiase@acm.org>
Date: Thu, 4 Nov 2021 10:14:15 +0100
Subject: [PATCH] Revert "* lisp/progmodes/xref.el (xref-pop-marker-stack):
 Don't obsolete."

This reverts commit f56408a6f0152cd46d1ea8a0985fbfeeb839ea06.

As commented by Dmitry Gutov in [1], obsoleting `xref-pop-marker-stack`
makes sense.

[1] https://lists.gnu.org/archive/html/emacs-devel/2021-10/msg01870.html
---
 lisp/progmodes/xref.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index f2fc0479aad..26188bbddab 100644
--- a/lisp/progmodes/xref.el
+++ b/lisp/progmodes/xref.el
@@ -432,7 +432,7 @@ The future stack is erased."
   (setcdr xref--history nil))
 
 ;;;###autoload
-(defalias 'xref-pop-marker-stack #'xref-go-back)
+(define-obsolete-function-alias 'xref-pop-marker-stack #'xref-go-back "29.1")
 
 ;;;###autoload
 (defun xref-go-back ()
-- 
2.39.2