bug#46502: 28.0.50; [feature/native-comp] (d3a399dd) native-comp bootstrap failure

[Eli Zaretskii]

> From: Pip Cet <pipcet@gmail.com>
> Date: Sat, 20 Feb 2021 17:00:44 +0000
> Cc: Stefan Monnier <monnier@iro.umontreal.ca>, mwd@md5i.com, 
> 46502@debbugs.gnu.org, 
>       akrl@sdf.org
> 
> > So the conclusion is that the differences have nothing to do with
> > interrupting the build, they are caused by some of the COMPILE_FIRST
> > files being not yet compiled?
> 
> Er, I'm not sure what you're saying. They have everything to do with
> interrupting the build, of course, it's what causes them.

??? The build was interrupted after macroexp.el as compiled, so how
can the interrupt affect the next build?