apply the patch from haskell@c3b61fe

Author: soulomoon

ghcide-test/data/multi-unit/a-1.0.0-inplace

@@ -16,3 +16,6 @@ base
 text
 -XHaskell98
 A
++RTS
+-A32M
+-RTS

ghcide-test/data/multi-unit/c-1.0.0-inplace

@@ -17,3 +17,5 @@ a-1.0.0-inplace
 base
 -XHaskell98
 C
++RTS
+-A32M

ghcide/session-loader/Development/IDE/Session/Ghc.hs

@@ -230,7 +230,10 @@ setOptions haddockOpt cfp (ComponentOptions theOpts compRoot _) dflags rootDir =
       initMulti unitArgFiles =
         forM unitArgFiles $ \f -> do
           args <- liftIO $ expandResponse [f]
-          initOne args
+          -- The reponse files may contain arguments like "+RTS",
+          -- and hie-bios doesn't expand the response files of @-unit@ arguments.
+          -- Thus, we need to do the stripping here.
+          initOne $ HieBios.removeRTS $ HieBios.removeVerbosityOpts args
       initOne this_opts = do
         (dflags', targets') <- addCmdOpts this_opts dflags
         let dflags'' =