bug#19657: 25.0.50; Test failures in Emacs master, can't figure out what I'm doing wrong

[Glenn Morris]

Jorgen Schäfer wrote:

> The regexp-test error persists. Adding (require 'regexp-opt) to the top of
> regexp-test.el fixes that.
>
> Any idea why my Emacs does not load regexp-opt by default, while it
> apparently does elsewhere?

You built without-x, and loadup.el preloads regexp-opt only in with-x
builds (I feel like this is asking for trouble).

So regexp-test.el should indeed require regexp-opt.