Remove irrelevant info from .elc headers

* lisp/emacs-lisp/bytecomp.el (byte-compile-insert-header): Don't
insert information on ancient Emacs in bytecode headers.  (Bug#39233)

diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 234ee34f477a32ef8a3265ce6f26afc830d3377d..898318239757dbdaf8c51dbcdbba07faec33ae11 100644 (file)
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -2214,11 +2214,7 @@ Call from the source buffer."
        ".\n"
        (if dynamic ";;; Function definitions are lazy-loaded.\n"
         "")
-       "\n;;; This file uses "
-       (if dynamic-docstrings
-          "dynamic docstrings, first added in Emacs 19.29"
-        "opcodes that do not exist in Emacs 18")
-       ".\n\n"
+       "\n"
        ;; Note that byte-compile-fix-header may change this.
        ";;; This file does not contain utf-8 non-ASCII characters,\n"
        ";;; and so can be loaded in Emacs versions earlier than 23.\n\n"