Disable GC entirely

[Walter Bright]

On 4/10/2013 2:12 AM, Manu wrote:
> Nobody has yet showed me an example of a typical class where it would make ANY
> sense that all (or even most) methods be virtual. (Again, not talking about
> small/trivial or foundational/container classes, people don't write these every
> day, they write them once, and use them for a decade, and they probably like in
> the standard library)

Expression, Statement, Type, and Dsymbol in the compiler sources.