Matthew Pickering

Could you write down a proposal document for this feature? It would be good to share that more publicly as it will have many ecosystem wide consequences. From an implementation...

It would probably be better to present a uniform solution which works across all output formats.

I have no idea to be honest. That might be a good argument to just apply this change to the markdown writer.

I think at this point the `CompilerId` it not known (it is the discovery of that which is cached).

Just another note (but no pressure or expectation). I have added support to GHC's bindist testing for aarch64 alpine which is just waiting for ghcup binaries to be available. https://gitlab.haskell.org/ghc/ghcup-ci/-/jobs/1927888

Can you please add some tests? * `js-options` used with old `cabal-spec` version * `js-options` used with correct `cabal-spec` version

Please can you also add some information about this new flag to the README?

@jasagredo I think @andreabedini raises a good point. By `./Setup` interface he means if you compile a package using.. ``` > cat Setup.hs import Distribution.Simple; main = defaultMain > ghc...

See functions like `dependencySatisfiable` in `Distribution.Simple.Configure`.

It seems the mac failure is something related to homebrew and coreutils. See here: https://forums.developer.apple.com/forums/thread/741149 which links to here: https://github.com/pyenv/pyenv/issues/2862 which then suggests that `coreutils` on PATH may be the...