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authorStefan Monnier <monnier@iro.umontreal.ca>2021-03-11 22:27:41 -0500
committerStefan Monnier <monnier@iro.umontreal.ca>2021-03-11 22:27:41 -0500
commit009bc7c9d8bd0074a78ebef73102f600a514172c (patch)
treefca428ed3b8f35ec8b18f34f817adf1a3be3a53f /lisp/emacs-lisp
parent7109307c1a62fb3ab781989d495bacd3c2b15a2e (diff)
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* lisp/emacs-lisp/cconv.el (cconv--analyze-use): Tune down the warning
Don't warn for always-nil bindings if the binding is made explicit. Fixes bug#47080.
Diffstat (limited to 'lisp/emacs-lisp')
-rw-r--r--lisp/emacs-lisp/cconv.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/cconv.el b/lisp/emacs-lisp/cconv.el
index ca641a2ef0c..cfb0168a6e5 100644
--- a/lisp/emacs-lisp/cconv.el
+++ b/lisp/emacs-lisp/cconv.el
@@ -602,7 +602,8 @@ FORM is the parent form that binds this var."
(byte-compile-warn
"%s `%S' not left unused" varkind var))
((and (let (or 'let* 'let) (car form))
- `(,(or `(,var) `(,var nil)) t nil ,_ ,_))
+ `(,`(,var) ;; (or `(,var nil) : Too many false positives: bug#47080
+ t nil ,_ ,_))
;; FIXME: Convert this warning to use `macroexp--warn-wrap'
;; so as to give better position information.
(unless (not (intern-soft var))