From: Vibhav Pant <vibhavp@gmail.com>
To: 60974@debbugs.gnu.org, monnier@iro.umontreal.ca
Cc: emacs-devel <emacs-devel@gnu.org>
Subject: Re: [PATCH] 30.0.50; byte-compile-preprocess mutates self evaluating forms in expanded macro bodies
Date: Sat, 21 Jan 2023 03:06:34 +0530 [thread overview]
Message-ID: <bdbc43eda9150848fc289d4afddb010cd567655f.camel@gmail.com> (raw)
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The attached patch should fix this, thoughts?
Thanks,
Vibhav
--
Vibhav Pant
vibhavp@gmail.com
GPG: 7ED1 D48C 513C A024 BE3A 785F E3FB 28CB 6AB5 9598
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diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index aa9521e5a65..847965e6af6 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -2581,7 +2581,8 @@ byte-compile-flush-pending
(defun byte-compile-preprocess (form &optional _for-effect)
(let ((print-symbols-bare t)) ; Possibly redundant binding.
- (setq form (macroexpand-all form byte-compile-macro-environment)))
+ (setq form (copy-tree
+ (macroexpand-all form byte-compile-macro-environment))))
;; FIXME: We should run byte-optimize-form here, but it currently does not
;; recurse through all the code, so we'd have to fix this first.
;; Maybe a good fix would be to merge byte-optimize-form into
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next reply other threads:[~2023-01-20 21:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-20 21:36 Vibhav Pant [this message]
2023-01-21 4:12 ` [PATCH] 30.0.50; byte-compile-preprocess mutates self evaluating forms in expanded macro bodies Eli Zaretskii
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