Add index reduction to optdaedump output

Author: lochel

Compiler/BackEnd/BackendDump.mo

@@ -607,6 +607,16 @@ algorithm
   print("\n");
 end dumpEqSystem;
 
+public function dumpEqSystemShort
+  input BackendDAE.EqSystem inEqSystem;
+  input String heading;
+algorithm
+  print("\n" + heading + " (" + partitionKindString(inEqSystem.partitionKind) + ")\n" + UNDERLINE + "\n");
+  dumpVariables(inEqSystem.orderedVars, "Variables");
+  dumpEquationArray(inEqSystem.orderedEqs, "Equations");
+  print("\n");
+end dumpEqSystemShort;
+
 public function dumpEqSystems
   input BackendDAE.EqSystems inEqSystems;
   input String heading;

Compiler/BackEnd/IndexReduction.mo

@@ -145,6 +145,7 @@ algorithm
     ErrorExt.delCheckpoint("Pantelides");
 
     if Flags.isSet(Flags.OPT_DAE_DUMP) then
+      BackendDump.dumpEqSystemShort(osyst, "pantelidesIndexReduction");
       print("Index reduction done.\n");
     end if;
   else