Has someone encountered similar issues with -cov?

[Andrei Alexandrescu via Digitalmars-d]

On 7/1/16 2:27 PM, Chris wrote:
> On Friday, 1 July 2016 at 18:15:56 UTC, Andrei Alexandrescu wrote:
>>
>> Yah it's a bit subtle. That line is in fact pure punctuation, so even
>> though there's no flow through it that's totally fine (as much as you
>> wouldn't expect a line with a "}" to show no coverage). -- Andrei
>
> Not sure if it's pure punctuation. It is after all a statement checking
> for a condition

What is the condition? -- Andrei