* lisp/emacs-lisp/byte-run.el (inline): Give it a doc.

diff --git a/lisp/emacs-lisp/byte-run.el b/lisp/emacs-lisp/byte-run.el
index abfcdb347a33aef609a4a2fe32ca5a59b3ba3f84..e4f21c9d6d41e81cad28967ecb26436c197d9ca1 100644 (file)
--- a/lisp/emacs-lisp/byte-run.el
+++ b/lisp/emacs-lisp/byte-run.el
@@ -286,8 +286,12 @@ The return value is undefined.
 
 \f
 ;; Redefined in byte-opt.el.
-;; This is not documented--it's not clear that we should promote it.
-(fset 'inline 'progn)
+;; This was undocumented and unused for decades.
+(defalias 'inline 'progn
+  "Like `progn', but when compiled inline top-level function calls in body.
+You don't need this.  (See bytecomp.el commentary for more details.)
+
+\(fn BODY...)")
 
 ;;; Interface to inline functions.