[cairo] [PATCH 1/2] xlib: Don't crash when swapping a 0-sized glyph

[Adam Jackson]

On Thu, 2012-11-08 at 12:19 -0500, Adam Jackson wrote:
> On 10/31/12 4:13 PM, Adam Jackson wrote:
> > malloc(0) needn't return NULL, and on glibc, doesn't.  Then we encounter
> > a loop of the form do { ... } while (--c), which doesn't do quite what
> > you were hoping for when c is initially 0.
> >
> > Since there's nothing to swap in this case, just bomb out.
> 
> Bump.  Anything else I need to add here?

Another week, another ping.

- ajax
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