Docs: Section on local variables

[Timon Gehr]

On 04/20/2012 03:36 PM, bearophile wrote:
> Timon Gehr:
>
>> I don't usually use warnings because of this issue:
>> http://d.puremagic.com/issues/show_bug.cgi?id=6552
>
> Unspecified falltrough is going to become an error,

Hopefully after the bug is fixed.

> so it's not a good example of warning.
>

It is a warning now. One example is sufficient.

> And if you are trying to say that warnings are not so good

I am not saying that warnings are not so good. I am saying I don't 
(even) _use_ them currently.

> because they sometimes warn against something actually correct,

I'd claim, most of the time.

> that's a DMD bug,

Not necessarily. Often, warnings have to be conservative. Especially in 
the case discussed in the OP.

> so again it's not a good example :-)

I am not sure what you are trying to say.

>
> Regarding the OP topic I have opened:
> http://d.puremagic.com/issues/show_bug.cgi?id=3960
> http://d.puremagic.com/issues/show_bug.cgi?id=4694
>
> Bye,
> bearophile