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-rw-r--r--lisp/emacs-lisp/bytecomp.el3
1 files changed, 3 insertions, 0 deletions
diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 04c107a7cfa..4fd65bb5d53 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -2089,6 +2089,9 @@ If compilation is needed, this functions returns the result of
The output file's name is generated by passing FILENAME to the
function `byte-compile-dest-file' (which see).
The value is non-nil if there were no errors, nil if errors.
+If the file sets the file variable `no-byte-compile', it is not
+compiled, any existing output file is removed, and the return
+value is `no-byte-compile'.
See also `emacs-lisp-byte-compile-and-load'."
(declare (advertised-calling-convention (filename) "28.1"))