Using D's precise GC when running an app with DUB

[Eugene Wissner]

On Thursday, 23 May 2019 at 14:50:12 UTC, Per Nordlöw wrote:
> How do I specify a druntime flag such as
>
>     --DRT-gcopt=gc:precise
>
> when running with dub as
>
>     dub run --compiler=dmd --build=unittest
>
> ?
>
> The precise GC flag was introduced in verison 2.085.0
>
> See:
> - https://dlang.org/changelog/2.085.0.html#gc_precise
> - https://dlang.org/spec/garbage.html#precise_gc

You can put into the source:

extern(C) __gshared string[] rt_options = [
     "gcopt=gc:precise"
];

you can wrap it into some "version ()" and set the version in the 
dub configuration.