- expressions with unfixed parameters cannot moved to simple equation…

…s because they are calculated before the unfixed parameter values are calculated, 2th try

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@14194 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Compiler/BackEnd/BackendDAEOptimize.mo

@@ -3254,12 +3254,9 @@ end traverseIncidenceMatrixList;
 protected function toplevelInputOrUnfixed
   input BackendDAE.Var inVar;
   output Boolean b;
-protected
-  Boolean b1,b2;
 algorithm
-  b := BackendVariable.isVarOnTopLevelAndInput(inVar);
-  //b2 := BackendVariable.varFixed(inVar);
-  //b := b1 or (not b2);  
+  b := BackendVariable.isVarOnTopLevelAndInput(inVar) or 
+       BackendVariable.isParam(inVar) and not BackendVariable.varFixed(inVar);
 end toplevelInputOrUnfixed;
 
 protected function traversingTimeEqnsFinder "