- array equations solving non-array variables are actually non-linear…

… systems git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@25052 f25d12d1-65f4-0310-ae8a-bbce733d8d8e
OpenModelica · Mar 12, 2015 · a285b3f · a285b3f
1 parent 8f4e8a8
commit a285b3f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Compiler/BackEnd/BackendDAETransform.mo b/Compiler/BackEnd/BackendDAETransform.mo
@@ -383,6 +383,9 @@ algorithm
 
     case (compelem::{}, BackendDAE.ARRAY_EQUATION()::{}, var_varindx_lst) equation
       varindxs = List.map(var_varindx_lst, Util.tuple22);
+      var_lst = List.map(var_varindx_lst, Util.tuple21);
+      crlst = List.map(var_lst,BackendVariable.varCref);
+      true = List.fold(List.map(crlst,ComponentReference.isArrayElement),boolAnd,true); // its only an array equation if all the solved variables belong to an array. if not, its a nonlinear system
     then BackendDAE.SINGLEARRAY(compelem, varindxs);
 
     case (compelem::{}, BackendDAE.IF_EQUATION()::{}, var_varindx_lst) equation