Vanilla build warning clean-up

* lisp/emacs-lisp/disass.el (native-comp-unit-file)
	(subr-native-comp-unit): Declare function.
	* lisp/progmodes/elisp-mode.el (native-compile): Likewise.
	* lisp/emacs-lisp/package.el (comp-el-to-eln-filename): Likewise.
	* lisp/startup.el (normal-top-level): Silence warning.
	* src/data.c (syms_of_data): 'Ssubr_native_lambda_list' is always
	defined.
	* src/pdumper.c (dump_cold_native_subr): Move under ifdefs.
	(dump_drain_cold_data): Add ifdefs.

lisp/emacs-lisp/disass.el

@@ -75,7 +75,8 @@ redefine OBJECT if it is a symbol."
       (disassemble-internal object indent nil)))
   nil)
 
-
+(declare-function native-comp-unit-file "data.c")
+(declare-function subr-native-comp-unit "data.c")
 (cl-defun disassemble-internal (obj indent interactive-p)
   (let ((macro 'nil)
 	(name (when (symbolp obj)

lisp/emacs-lisp/package.el

@@ -2221,6 +2221,7 @@ If some packages are not installed propose to install them."
   (equal (cadr (assq (package-desc-name pkg) package-alist))
          pkg))
 
+(declare-function comp-el-to-eln-filename "comp.c")
 (defun package--delete-directory (dir)
   "Delete DIR recursively.
 Clean-up the corresponding .eln files if Emacs is native

lisp/progmodes/elisp-mode.el

@@ -203,6 +203,7 @@ All commands in `lisp-mode-shared-map' are inherited by this map.")
   (byte-recompile-file buffer-file-name nil 0)
   (load buffer-file-name))
 
+(declare-function native-compile "comp")
 (defun emacs-lisp-native-compile-and-load ()
   "Native-compile synchronously the current file (if it has changed).
 Load the compiled code when finished.

lisp/startup.el

@@ -535,6 +535,7 @@ It is the default value of the variable `top-level'."
 	  (startup--xdg-or-homedot startup--xdg-config-home-emacs nil))
 
     (when (featurep 'nativecomp)
+      (defvar comp-eln-load-path)
       (let ((path-env (getenv "EMACSNATIVELOADPATH")))
         (when path-env
           (dolist (path (split-string path-env ":"))

src/data.c

@@ -4055,8 +4055,8 @@ syms_of_data (void)
   defsubr (&Ssubr_arity);
   defsubr (&Ssubr_name);
   defsubr (&Ssubr_native_elisp_p);
-#ifdef HAVE_NATIVE_COMP
   defsubr (&Ssubr_native_lambda_list);
+#ifdef HAVE_NATIVE_COMP
   defsubr (&Ssubr_native_comp_unit);
   defsubr (&Snative_comp_unit_file);
   defsubr (&Snative_comp_unit_set_file);

src/pdumper.c

@@ -3405,6 +3405,7 @@ dump_cold_bignum (struct dump_context *ctx, Lisp_Object object)
     }
 }
 
+#ifdef HAVE_NATIVE_COMP
 static void
 dump_cold_native_subr (struct dump_context *ctx, Lisp_Object subr)
 {
@@ -3425,6 +3426,7 @@ dump_cold_native_subr (struct dump_context *ctx, Lisp_Object subr)
   const char *c_name = XSUBR (subr)->native_c_name[0];
   dump_write (ctx, c_name, 1 + strlen (c_name));
 }
+#endif
 
 static void
 dump_drain_cold_data (struct dump_context *ctx)
@@ -3469,9 +3471,11 @@ dump_drain_cold_data (struct dump_context *ctx)
         case COLD_OP_BIGNUM:
           dump_cold_bignum (ctx, data);
           break;
+#ifdef HAVE_NATIVE_COMP
 	case COLD_OP_NATIVE_SUBR:
 	  dump_cold_native_subr (ctx, data);
 	  break;
+#endif
         default:
           emacs_abort ();
         }