{
dTHX;
Malloc_t ptr;
+#if defined(DEBUGGING) || defined(HAS_64K_LIMIT) || defined(PERL_TRACK_MEMPOOL)
const MEM_SIZE total_size = size * count
-#ifdef PERL_TRACK_MEMPOOL
+#ifdef PERL_TRACK_MEMPOOL
+ sTHX
#endif
;
+#endif
#ifdef HAS_64K_LIMIT
if (total_size > 0xffff) {