Want to help DMD bugfixing? Write a simple utility.

[Tyro]

Messed that up again: see embeded change. Wish I could just copy
and pase but that's not possible with my current setup.

== Quote from Tyro[a.c.edwards] (nospam at home.com)'s article
> The following patch addresses the following issues:
> 1) fixed improper handling of nested and multiline comments that
> do not take up a complete line.
> 2) eliminate extra blank lines where unit tests and comments are
> removed.
> Replace lines 31 & 32 with:
> # auto n = countUntil(line, "+/");
> # if(n != -1 && n < line.lenght - 2)
> # {
> #   nested = false;
> #   goto output;
> # }
> Replace lines 52 & 53 with:
> # auto n = countUntil(line, "*/");
> # if(n != -1 && n < line.lenght - 2)
> # {
> #   comment = false;
> #   goto output;
> # }
> Replace lines 92 - 100 with;
> # output:;
> # if(!start)
> # {
> #     if(line.length == 0 && !blankLine)
> #     {
> #         blankLine = true;
> #         writeln(line);
> #     }
> #     else if(line.length == 0 && blankLine)
> #     {
> #         goto endTest;
> #     }

#    else
#    {
#        writeln(line);
#    }

> #
> #     endTest:;
> #     if(end)
> #     {
> #         start = false;
> #         end = false;
> #         blankLine = true;
> #     }
> # }