"make autoloads" signals an error

[Eli Zaretskii]

Like this:

    GEN      loaddefs.el
    INFO     Scraping files for loaddefs...
    INFO     Scraping files for loaddefs...10%
    INFO     Scraping files for loaddefs...20%
    INFO     Scraping files for loaddefs...30%
    INFO     Scraping files for loaddefs...40%
    INFO     Scraping files for loaddefs...50%
    INFO     Scraping files for loaddefs...60%
    INFO     Scraping files for loaddefs...70%
    INFO     Scraping files for loaddefs...80%
    INFO     Scraping files for loaddefs...90%
    INFO     Scraping files for loaddefs...100%
    INFO     Scraping files for loaddefs...done

  Error: wrong-type-argument (integer-or-marker-p nil)
    mapbacktrace(#f(compiled-function (evald func args flags) #<bytecode 
-0x2d78d25b45e2f81>))
    debug-early-backtrace()
    debug-early(error (wrong-type-argument integer-or-marker-p nil))
    loaddefs-generate(("." "./calc" "./calendar" "./cedet" "./cedet/ede" 
"./cedet/semantic" "./cedet/semantic/analyze" "./cedet/semantic/bovine" 
"./cedet/semantic/decorate" "./cedet/semantic/symref" "./cedet/semantic/wisent" 
"./cedet/srecode" "./emacs-lisp" "./emulation" "./erc" "./eshell" "./gnus" 
"./image" "./international" "./language" "./leim" "./leim/ja-dic" 
"./leim/quail" "./mail" "./mh-e" "./net" "./nxml" "./org" "./play" 
"./progmodes" "./textmodes" "./url" "./vc") 
"d:/gnu/git/emacs/trunk/lisp/loaddefs.el" 
("d:/gnu/git/emacs/trunk/lisp/ldefs-boot.el" 
"d:/gnu/git/emacs/trunk/lisp/leim/leim-list.el" 
"d:/gnu/git/emacs/trunk/lisp/international/iso-transl.el" 
"d:/gnu/git/emacs/trunk/lisp/cus-start.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/eldoc.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/shorthands.el" 
"d:/gnu/git/emacs/trunk/lisp/paren.el" 
"d:/gnu/git/emacs/trunk/lisp/electric.el" 
"d:/gnu/git/emacs/trunk/lisp/uniquify.el" 
"d:/gnu/git/emacs/trunk/lisp/vc/ediff-hook.el" 
"d:/gnu/git/emacs/trunk/lisp/vc/vc-hooks.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/float-sup.el" 
"d:/gnu/git/emacs/trunk/lisp/progmodes/elisp-mode.el" 
"d:/gnu/git/emacs/trunk/lisp/buff-menu.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/tabulated-list.el" 
"d:/gnu/git/emacs/trunk/lisp/replace.el" 
"d:/gnu/git/emacs/trunk/lisp/newcomment.el" 
"d:/gnu/git/emacs/trunk/lisp/textmodes/fill.el" 
"d:/gnu/git/emacs/trunk/lisp/textmodes/text-mode.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/lisp-mode.el" 
"d:/gnu/git/emacs/trunk/lisp/progmodes/prog-mode.el" 
"d:/gnu/git/emacs/trunk/lisp/textmodes/paragraphs.el" 
"d:/gnu/git/emacs/trunk/lisp/register.el" 
"d:/gnu/git/emacs/trunk/lisp/textmodes/page.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/lisp.el" 
"d:/gnu/git/emacs/trunk/lisp/tab-bar.el" 
"d:/gnu/git/emacs/trunk/lisp/menu-bar.el" 
"d:/gnu/git/emacs/trunk/lisp/rfn-eshadow.el" 
"d:/gnu/git/emacs/trunk/lisp/isearch.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/easymenu.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/timer.el" 
"d:/gnu/git/emacs/trunk/lisp/select.el" "d:/gnu/git/emacs/trunk/lisp/mouse.el" 
"d:/gnu/git/emacs/trunk/lisp/jit-lock.el" 
"d:/gnu/git/emacs/trunk/lisp/font-lock.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/syntax.el" 
"d:/gnu/git/emacs/trunk/lisp/font-core.el" 
"d:/gnu/git/emacs/trunk/lisp/term/tty-colors.el" 
"d:/gnu/git/emacs/trunk/lisp/startup.el" "d:/gnu/git/emacs/trunk/lisp/frame.el" 
"d:/gnu/git/emacs/trunk/lisp/minibuffer.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/nadvice.el" 
"d:/gnu/git/emacs/trunk/lisp/simple.el" "d:/gnu/git/emacs/trunk/lisp/indent.el" 
"d:/gnu/git/emacs/trunk/lisp/language/indonesian.el" 
"d:/gnu/git/emacs/trunk/lisp/language/philippine.el" 
"d:/gnu/git/emacs/trunk/lisp/language/cham.el" 
"d:/gnu/git/emacs/trunk/lisp/language/burmese.el" 
"d:/gnu/git/emacs/trunk/lisp/language/khmer.el" 
"d:/gnu/git/emacs/trunk/lisp/language/georgian.el" 
"d:/gnu/git/emacs/trunk/lisp/language/utf-8-lang.el" 
"d:/gnu/git/emacs/trunk/lisp/language/misc-lang.el" 
"d:/gnu/git/emacs/trunk/lisp/language/vietnamese.el" 
"d:/gnu/git/emacs/trunk/lisp/language/tibetan.el" 
"d:/gnu/git/emacs/trunk/lisp/language/thai.el" 
"d:/gnu/git/emacs/trunk/lisp/language/tai-viet.el" 
"d:/gnu/git/emacs/trunk/lisp/language/lao.el" 
"d:/gnu/git/emacs/trunk/lisp/language/korean.el" 
"d:/gnu/git/emacs/trunk/lisp/language/japanese.el" 
"d:/gnu/git/emacs/trunk/lisp/international/eucjp-ms.el" 
"d:/gnu/git/emacs/trunk/lisp/international/cp51932.el" 
"d:/gnu/git/emacs/trunk/lisp/language/hebrew.el" 
"d:/gnu/git/emacs/trunk/lisp/language/greek.el" 
"d:/gnu/git/emacs/trunk/lisp/language/romanian.el" 
"d:/gnu/git/emacs/trunk/lisp/language/slovak.el" 
"d:/gnu/git/emacs/trunk/lisp/language/czech.el" 
"d:/gnu/git/emacs/trunk/lisp/language/european.el" 
"d:/gnu/git/emacs/trunk/lisp/language/ethiopic.el" 
"d:/gnu/git/emacs/trunk/lisp/language/english.el" 
"d:/gnu/git/emacs/trunk/lisp/language/sinhala.el" 
"d:/gnu/git/emacs/trunk/lisp/language/indian.el" 
"d:/gnu/git/emacs/trunk/lisp/language/cyrillic.el" 
"d:/gnu/git/emacs/trunk/lisp/language/chinese.el" 
"d:/gnu/git/emacs/trunk/lisp/composite.el" 
"d:/gnu/git/emacs/trunk/lisp/international/characters.el" 
"d:/gnu/git/emacs/trunk/lisp/international/charprop.el" 
"d:/gnu/git/emacs/trunk/lisp/case-table.el" 
"d:/gnu/git/emacs/trunk/lisp/international/mule-cmds.el" 
"d:/gnu/git/emacs/trunk/lisp/epa-hook.el" 
"d:/gnu/git/emacs/trunk/lisp/jka-cmpr-hook.el" 
"d:/gnu/git/emacs/trunk/lisp/help.el" "d:/gnu/git/emacs/trunk/lisp/abbrev.el" 
"d:/gnu/git/emacs/trunk/lisp/obarray.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/oclosure.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/cl-preloaded.el" 
"d:/gnu/git/emacs/trunk/lisp/button.el" "d:/gnu/git/emacs/trunk/lisp/faces.el" 
"d:/gnu/git/emacs/trunk/lisp/cus-face.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/macroexp.el" 
"d:/gnu/git/emacs/trunk/lisp/files.el" "d:/gnu/git/emacs/trunk/lisp/window.el" 
"d:/gnu/git/emacs/trunk/lisp/bindings.el" 
"d:/gnu/git/emacs/trunk/lisp/format.el" "d:/gnu/git/emacs/trunk/lisp/env.el" 
"d:/gnu/git/emacs/trunk/lisp/international/mule-conf.el" 
"d:/gnu/git/emacs/trunk/lisp/international/mule.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/map-ynp.el" 
"d:/gnu/git/emacs/trunk/lisp/custom.el" "d:/gnu/git/emacs/trunk/lisp/widget.el" 
"d:/gnu/git/emacs/trunk/lisp/version.el" 
"d:/gnu/git/emacs/trunk/lisp/keymap.el" "d:/gnu/git/emacs/trunk/lisp/subr.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/backquote.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/byte-run.el" 
"d:/gnu/git/emacs/trunk/lisp/emacs-lisp/debug-early.el") nil t)
    loaddefs-generate-batch()
    command-line-1(("-l" "./emacs-lisp/loaddefs-gen.elc" "-f" 
"loaddefs-generate-batch" "./loaddefs.el" "." "./calc" "./calendar" "./cedet" 
"./cedet/ede" "./cedet/semantic" "./cedet/semantic/analyze" 
"./cedet/semantic/bovine" "./cedet/semantic/decorate" "./cedet/semantic/symref" 
"./cedet/semantic/wisent" "./cedet/srecode" "./emacs-lisp" "./emulation" 
"./erc" "./eshell" "./gnus" "./image" "./international" "./language" "./leim" 
"./leim/ja-dic" "./leim/quail" "./mail" "./mh-e" "./net" "./nxml" "./org" 
"./play" "./progmodes" "./textmodes" "./url" "./vc"))
    command-line()
    normal-top-level()
  Wrong type argument: integer-or-marker-p, nil