bug#57751: 29.0.50; crash in GC

[Gerd Möllmann]

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> Gerd Möllmann <gerd.moellmann@gmail.com> writes:
>
>> Sam, are you also using save-place?  Can you reproduce this recipe?
>
> It would of course also be interesting if anyone else can reproduce
> this, maybe even on platforms != macOS.

Small update, because I thought it ridiculous that save-place is
involved:

The crash can be reproduced with

./emacs -Q -eval "(setq enable-local-variables nil)" *.c *.h

in src, and dragging the titlebar while Emacs is busy.