Bug#424866: vimdiff makes comments invisible (with syntax highlighting enabled)

[Tim Small]

James Vega wrote:
> I had seen this before (both in practice and as submitted in #379839)
> but I'm not able to reproduce it anymore.  The diffs are easily
> readable.  Are you still able to reproduce this?
>   

No, I can't seem to reproduce this any longer, although I'm not using 
the exact same test case.  Feel free to close, and I will reopen if I 
find a broken example..

Thanks,

Tim.