[cairo] Hang in Cairo 0.1.23

[Samuel Abels]

Thanks for getting into this.

-Samuel


On Mon, 2005-01-17 at 13:14 -0500, Carl Worth wrote:
> On Sun, 16 Jan 2005 15:23:47 +0100, Samuel Abels wrote:
> > it's not the latest version (0.1.23 from Sarge), but maybe it is still
> > not fixed. The appended file causes a hang. Stacktrace after C^C:
> 
> Thanks for the report.
> 
> It looks like the problem is still there with the latest code.
> 
> But fortunately, what I was just about to do was throw away all the
> code in which this bug occurs. It turns out Keith rewrote the
> trapezoids rasterization code last August for the Render software
> fallbacks in the X server, and we neglected to push that code into
> libpixman as well.
> 
> I've verified that the example code does not loop when targeting the
> Xlib backend, so the new rasterizer should fix the bug. (Not to
> mention the fact that the new rasterizer is quite a bit faster, which
> was the reason I was already planning to get it into libpixman).
> 
> -Carl
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