[OpenMP] to address the review comments to use template SimpleVLA.

Author: DanielCChen

openmp/runtime/src/ompt-general.cpp

@@ -23,6 +23,7 @@
 #if KMP_OS_UNIX
 #include <dlfcn.h>
 #endif
+#include "kmp_utils.h"
 
 /*****************************************************************************
  * ompt include files
@@ -708,10 +709,7 @@ OMPT_API_ROUTINE int ompt_get_place_proc_ids(int place_num, int ids_size,
   return 0;
 #else
   int i, count;
-#ifdef __clang_major__ >= 18
-#pragma clang diagnostic ignored "-Wvla-cxx-extension"
-#endif
-  int tmp_ids[ids_size];
+  SimpleVLA<int> tmp_ids(ids_size);
   for (int j = 0; j < ids_size; j++)
     tmp_ids[j] = 0;
   if (!KMP_AFFINITY_CAPABLE())