bug#33653: 27.0.50; Change Gnus obarrays-as-hash-tables into real hash tables

[Glenn Morris]

Eric Abrahamsen wrote:


> even "make distclean" doesn't get rid of them (?),

Because .elc files are distributed in release tarfiles.

> This must happen from time to time -- is there anything to be done
> besides warning people on the mailing lists?

1a) make bootstrap the default make target.
1b) rename the current default make target as
faster-but-sometimes-will-go-wrong-for-obscure-reasons

CPU time is cheaper than human time spent figuring out problems.

2) Make load-prefer-newer non-nil by default.