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Re: byte-compiler warn on quote lexical var?
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From: |
Stefan Monnier |
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Subject: |
Re: byte-compiler warn on quote lexical var? |
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Date: |
Sat, 08 Aug 2015 09:57:11 -0400 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) |
> Can anyone point me to where in the byte-compiler code I should look to
> start working on adding this?
I think the patch below is what I used.
Stefan
diff --git a/lisp/emacs-lisp/cconv.el b/lisp/emacs-lisp/cconv.el
index 98eef11..df2865f 100644
--- a/lisp/emacs-lisp/cconv.el
+++ b/lisp/emacs-lisp/cconv.el
@@ -664,6 +675,10 @@
(`(cond . ,cond-forms) ; cond special form
(dolist (forms cond-forms)
(dolist (form forms) (cconv-analyze-form form env))))
+
+ ;; ((and `(quote ,v . ,_) (guard (assq v env)))
+ ;; (byte-compile-log-warning
+ ;; (format "Possible confusion variable/symbol for `%S'" v)))
(`(quote . ,_) nil) ; quote form
(`(function . ,_) nil) ; same as quote