static Jsi_RC jsi_ArrayPushCmd(Jsi_Interp *interp, Jsi_Value *args, Jsi_Value *_this,
    Jsi_Value **ret, Jsi_Func *funcPtr)
{
    Jsi_Obj *obj;
    
    if (_this->vt != JSI_VT_OBJECT || !Jsi_ObjIsArray(interp, _this->d.obj)) {
        Jsi_ValueMakeNumber(interp, ret, 0);
        return JSI_OK;
    }
    obj = _this->d.obj;
    
    int argc = Jsi_ValueGetLength(interp, args);
    int curlen = Jsi_ObjGetLength(interp, obj);
    if (curlen < 0) {
        Jsi_ObjSetLength(interp, obj, 0);
    }
    
    int i;
    for (i = 0; i < argc; ++i) {
        Jsi_Value *ov = Jsi_ValueArrayIndex(interp, args, i);
        if (!ov) { Jsi_LogBug("Arguments Error"); ov = Jsi_ValueNew(interp); }
        Jsi_ValueInsertArray(interp, _this, curlen + i, ov, 0);
    }
    
    Jsi_ValueMakeNumber(interp, ret, Jsi_ObjGetLength(interp, obj));
    return JSI_OK;
}
The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.