master 3259f39 1/3: Treat base64 string encode/decode as pure functions

[Mattias Engdegård]

branch: master
commit 3259f399d46dabff5e0a87169d3d3455729d8681
Author: Mattias Engdegård <mattiase@acm.org>
Commit: Mattias Engdegård <mattiase@acm.org>

    Treat base64 string encode/decode as pure functions
    
    * lisp/emacs-lisp/byte-opt.el (side-effect-free-fns, pure-fns):
    Mark base64-decode-string, base64-encode-string and
    base64url-encode-string as pure and side-effect-free.
---
 lisp/emacs-lisp/byte-opt.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/emacs-lisp/byte-opt.el b/lisp/emacs-lisp/byte-opt.el
index 2bdf1f5..66ac67a 100644
--- a/lisp/emacs-lisp/byte-opt.el
+++ b/lisp/emacs-lisp/byte-opt.el
@@ -1464,6 +1464,7 @@ See Info node `(elisp) Integer Basics'."
 (let ((side-effect-free-fns
        '(% * + - / /= 1+ 1- < <= = > >= abs acos append aref ash asin atan
         assq
+         base64-decode-string base64-encode-string base64url-encode-string
          bool-vector-count-consecutive bool-vector-count-population
          bool-vector-subsetp
         boundp buffer-file-name buffer-local-variables buffer-modified-p
@@ -1620,6 +1621,7 @@ See Info node `(elisp) Integer Basics'."
          assq rassq rassoc
          plist-get lax-plist-get plist-member
          aref elt
+         base64-decode-string base64-encode-string base64url-encode-string
          bool-vector-subsetp
          bool-vector-count-population bool-vector-count-consecutive
          )))