Switch to list all druntime calls?

[bearophile via Digitalmars-d]

Meta:

> I think I remember Adam Ruppe mentioning somewhere that you can 
> use a custom object.d and omit the Druntime functions, and the 
> linker will complain about them at link-time where they're 
> used. That more or less does the trick, doesn't it?

Then why is -vgc includes among the dmd switches?

Bye,
bearophile