Force recompilation on all -ddump flags

compiler/main/DynFlags.hs

@@ -950,18 +950,18 @@ dynamic_flags = [
   ,  ( "ddump-rules",        	 setDumpFlag Opt_D_dump_rules)
   ,  ( "ddump-cse",          	 setDumpFlag Opt_D_dump_cse)
   ,  ( "ddump-worker-wrapper",   setDumpFlag Opt_D_dump_worker_wrapper)
-  ,  ( "ddump-rn-trace",         NoArg (setDynFlag Opt_D_dump_rn_trace))
-  ,  ( "ddump-if-trace",         NoArg (setDynFlag Opt_D_dump_if_trace))
+  ,  ( "ddump-rn-trace",         setDumpFlag Opt_D_dump_rn_trace)
+  ,  ( "ddump-if-trace",         setDumpFlag Opt_D_dump_if_trace)
   ,  ( "ddump-tc-trace",         setDumpFlag Opt_D_dump_tc_trace)
   ,  ( "ddump-splices",          setDumpFlag Opt_D_dump_splices)
-  ,  ( "ddump-rn-stats",         NoArg (setDynFlag Opt_D_dump_rn_stats))
+  ,  ( "ddump-rn-stats",         setDumpFlag Opt_D_dump_rn_stats)
   ,  ( "ddump-opt-cmm",          setDumpFlag Opt_D_dump_opt_cmm)
   ,  ( "ddump-simpl-stats",      setDumpFlag Opt_D_dump_simpl_stats)
   ,  ( "ddump-bcos",             setDumpFlag Opt_D_dump_BCOs)
   ,  ( "dsource-stats",          setDumpFlag Opt_D_source_stats)
   ,  ( "dverbose-core2core",     setDumpFlag Opt_D_verbose_core2core)
   ,  ( "dverbose-stg2stg",       setDumpFlag Opt_D_verbose_stg2stg)
-  ,  ( "ddump-hi-diffs",         NoArg (setDynFlag Opt_D_dump_hi_diffs))
+  ,  ( "ddump-hi-diffs",         setDumpFlag Opt_D_dump_hi_diffs)
   ,  ( "ddump-hi",               setDumpFlag Opt_D_dump_hi)
   ,  ( "ddump-minimal-imports",  setDumpFlag Opt_D_dump_minimal_imports)
   ,  ( "ddump-vect",         	 setDumpFlag Opt_D_dump_vect)