[Tracking Issue] 0.21.dev tag do not have c++ runtime inference demo

[gugudeshubao]

I want use tvm on automatic drive。 all the code is write in cpp 17,so i need use c++ to run the tvm export so。
0.21.dev tag do not have c++ runtime inference demo。 is there have some docs or example？I read all the file in doc and tests dir ，i not find usefull infomation。
thanks。

[mshr-h]

I made a small example project showing how to run TVM Relax module with C++:
https://github.com/mshr-h/tvm-relax-cpp-example

Hope it helps.