Little build warning removal

engine/vm.c

@@ -938,7 +938,7 @@ PH7_PRIVATE sxi32 PH7_VmInit(
 	SySetAlloc(&pVm->aLitObj, 0xFF);
 	SyHashInit(&pVm->hHostFunction, &pVm->sAllocator, 0, 0);
 	SyHashInit(&pVm->hFunction, &pVm->sAllocator, 0, 0);
-	SyHashInit(&pVm->hClass, &pVm->sAllocator, SyStrHash, SyStrncmp);
+	SyHashInit(&pVm->hClass, &pVm->sAllocator, SyStrHash, (int (*)(const void *, const void *, sxu32))((SyStrncmp)));
 	SyHashInit(&pVm->hConstant, &pVm->sAllocator, 0, 0);
 	SyHashInit(&pVm->hSuper, &pVm->sAllocator, 0, 0);
 	SyHashInit(&pVm->hDBAL, &pVm->sAllocator, 0, 0);