I don't think we have tested these at present. To get better handling of this request, I would request you to open our support guide, on the right side of web page you will see feedback. Please click on the feedback and submit your request. You will also get a feedback number which you can use to track your request.
Thx for your feedback. To be honnest, I'm also quite confident that it can work. But my concern is that if I go in that way and if tomorrow I have an issue, I want to be sure to have the support of Pega even if the used JDK is not officially supported.