If you try to set the GHCi command to something like stack ghci --ghc-options '-O0 -j4', it will fail. I think that happens because it ultimately called child_process.spawn, which passes each argument separately. If instead it called exec I don't think that would be a problem.
If you try to set the GHCi command to something like
stack ghci --ghc-options '-O0 -j4', it will fail. I think that happens because it ultimately calledchild_process.spawn, which passes each argument separately. If instead it calledexecI don't think that would be a problem.