-gc in dmd?

[Mathias LANG]

On Wednesday, 7 April 2021 at 11:36:59 UTC, WebFreak001 wrote:
> Does DMD have a -gc flag comparable to the LDC flag? (emit C 
> compatible debug information)
>
> [...]
>
> Only being restricted to LDC with -gc might be a bad constraint 
> for some users, so I'm looking for something that works with 
> both compilers. mago-mi doesn't seem to work at all (running 
> works, no breakpoint support or anything else though)

https://github.com/dlang/dmd/pull/4766
Is VSDBG not extensible in any way ? What does other languages 
(Go, Rust) do here ? Adding back `-gc` would be a step back IMO.