bug#35503: 27.0.50; Startup output and slowdown break Emacs batch applications

[Eli Zaretskii]

> From: Anders Lindgren <andlind@gmail.com>
> Date: Sun, 12 May 2019 21:26:41 +0200
> Cc: Robert Pluim <rpluim@gmail.com>, 35503@debbugs.gnu.org
> 
> I don't think this is the case. This is inside the Emacs.app macOS app 
> distributed by emacsformacosx.com.
> The Emacs binary isn't a symbolic link, and it's placed right next to the 
> Emacs.pdmp file.
> 
> The only main difference between this and an Emacs I build myself (which is 
> working) is that in the
> downloaded-version the Emacs binary is named something like 
> "Emacs-x86_64-10_10" and the dump file is
> named "Emacs.pdmp", whereas in an Emacs I build myself the Emacs binary is 
> named "Emacs" and the
> dump file "Emacs.pdmp".

The name discrepancy is one reason why the pdump file might not be
found.  In any case, stepping with a debugger into load_pdump should
pinpoint the reason.