activate resolveLoops backend module

Author: vwaurich

Compiler/BackEnd/BackendDAEUtil.mo

@@ -7486,7 +7486,6 @@ algorithm
     // handle special flags, which enable modules
 
     enabledModules := deprecatedDebugFlag(Flags.SORT_EQNS_AND_VARS, enabledModules, "sortEqnsVars", "preOptModules+");
-    enabledModules := deprecatedDebugFlag(Flags.RESOLVE_LOOPS, enabledModules, "resolveLoops", "preOptModules+");
     enabledModules := deprecatedDebugFlag(Flags.ADD_DER_ALIASES, enabledModules, "introduceDerAlias", "preOptModules+");
     if Config.acceptOptimicaGrammar() or Flags.getConfigBool(Flags.GENERATE_DYN_OPTIMIZATION_PROBLEM) then
       enabledModules := "inputDerivativesForDynOpt"::enabledModules;