- dflags = hsc_dflags hsc_env
- dump_phase = dumpSimplPhase dflags mode
- sw_chkr = isAmongSimpl switches
+ dflags = hsc_dflags hsc_env
+ dump_phase = dumpSimplPhase dflags mode
+ simpl_env = mkSimplEnv mode
+ active_rule = activeRule dflags simpl_env
+