29 aug. 2024 kl. 12.22 skrev Mattias Engdegård <mattias.engdegard@gmail.com>:

> The patch below is crude but seems to work.

That phrase is highly effective for forcing bugs into daylight. Here is an improved version.

Previously, `exchange-point-and-mark` didn't regenerate the overlays because it wasn't necessary, but now it is, so we save point in our rectangle overlay tuple. (Should use a struct at this point.)