Fix problem with badly initialized context

Author: BarkingBad

compiler/src/dotty/tools/dotc/Driver.scala

@@ -68,8 +68,7 @@ class Driver {
 
   def setup(args: Array[String], rootCtx: Context): (Option[List[AbstractFile]], Context) = {
     val ictx = rootCtx.fresh
-    val settings = config.ScalaSettings()
-    val summary = command.distill(args, settings, settings.defaultState)
+    val summary = command.distill(args, ictx.settings, ictx.settingsState)
     ictx.setSettings(summary.sstate)
     MacroClassLoader.init(ictx)
     Positioned.init(using ictx)