From: João Távora <joaotavora@gmail.com>
Date: Fri, 27 Oct 2023 09:57:26 +0000 (-0500)
Subject: Fix performance regression in completion-pcm--all-completions
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=54a6079ba4c94ba6d8b56987400feeabe0c77955;p=emacs.git

Fix performance regression in completion-pcm--all-completions

* lisp/minibuffer.el (completion-pcm--all-completions): Don't copy-sequence.
---

diff --git a/lisp/minibuffer.el b/lisp/minibuffer.el
index b38eb49aba8..c32bcee51ed 100644
--- a/lisp/minibuffer.el
+++ b/lisp/minibuffer.el
@@ -3738,10 +3738,9 @@ PATTERN is as returned by `completion-pcm--string->pattern'."
             (t
              ;; The pattern has something interesting to match, in
              ;; which case we take the opportunity to add an early
-             ;; completion-score cookie to each completion.
+             ;; `completion-score' cookie to each completion.
              (cl-loop with re = (completion-pcm--pattern->regex pattern 'group)
-                      for orig in completions
-                      for comp = (copy-sequence orig)
+                      for comp in completions
                       for score = (completion--flex-score comp re t)
                       when score
                       do (put-text-property 0 1 'completion-score