How to debug CUDA codes?

[qiulesun]

I use the python script to call CUDA codes. Could you provide any suggestions for debugging CUDA codes?

[tczhangzhi]

It annoys me a lot, too. I will push some cases about debugging, maybe days later.
As for other suggestions, if u can do a hard job, unit tests help a lot.

[qiulesun]

Thanks for your reply. I also have noticed that you delivered the message in your zhihu article (https://zhuanlan.zhihu.com/p/48463543) you will provide ideas on how to debug cuda codes.
I am looking forward to your cases deeply.