[atilaneves]

> and lose access to most things

What "most things" are these?

[chainingsolid]

Noteably for me at least is the 'new' keyword and resizing arrays with the length property.

https://dlang.org/spec/function.html#nogc-functions

[optionalsquid]

In addition to what chainingsolid mentioned, I believe that you lose access to most of the standard library. But I don't have actual numbers on that