- va_list is implemented in so many ways in different compiler, skip …

…initialization as it doesn't work on all platforms.

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@19998 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

SimulationRuntime/c/simulation/simulation_runtime.cpp

@@ -995,7 +995,7 @@ static void omc_terminate_simulation(FILE_INFO info, const char *msg, ...)
 
 static void omc_throw_simulation(threadData_t* threadData)
 {
-  va_list ap = {0};
+  va_list ap;
   setTermMsg("Assertion triggered by external C function", ap);
   set_struct(FILE_INFO, TermInfo, omc_dummyFileInfo);
   threadData = threadData ? threadData : (threadData_t*)pthread_getspecific(mmc_thread_data_key);