[Bug 57306] Multiple programs crash due to memory corruption since 5924ab4c515 (Nikon NX studio, Profit, Falcosoft's Soundfont Midi Player, IBExpert)

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=57306

--- Comment #55 from Fabian Maurer  ---
> What would happen if we did:
>
> if (ellipse_width < 2 || ellipse_height < 2)
>
> to be symmetrical/equal in height and width?
> Do you think it will work like this? I can test such an option for an
> experiment.

It shouldn't behave like that, it looks like a rectangle in my tests.
> if (ellipse_width < 2 || ellipse_height < 2) not work.
> fixes drawing circles, but reverts back erorr
> ..dlls/win32u/dibdrv/objects.c:812: solid_pen_lines...

I don't get an error with that, but it's not correct.
Can you tell me where exactly the error is reproduced? I'm not familiar with
DipTrace.

I guess it should be
> if (abs(ellipse_width) < 2 || !ellipse_height)