- conform to Modelica grammar unary operators has to be enclosed in ( -x ) if they appear in the right side of an binary operator

  

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@2329 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Author: adrpo

Compiler/Exp.mo

@@ -6059,7 +6059,7 @@ algorithm
     case (str,0) then "";  /* n */ 
     case (str,level)
       equation 
-        new_level = level + -1;
+        new_level = level + (-1);
         new_str = genStringNTime(str, new_level);
         res_str = stringAppend(str, new_str);
       then