bug#2151: 23.0.90; Building the 23.0.90 pretest recompiles Lisp files

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: 2151@emacsbugs.donarmstrong.com
> Date: Sat, 21 Feb 2009 17:49:16 -0500
> 
> >> I'd rather not if the patch I suggested works.  Does it?
> 
> > Maybe it does, but it isn't meant to solve the problem at hand, as it
> > builds bootstrap-emacs unconditionally.
> 
> Not sure what you mean.  It solves the title problem "pretest recompiles
> Lisp files".  AFAIK the only thing it does unnecessarily is to dump
> Emacs twice.

Yes.  And the Right Solution (IMO) is to invoke src/Makefile with
`boot' argument empty, which would only dump once and not recompile
anything.