VS C# 调用C++ dll 调试dll设置详细步骤

This tutorial shows how to debug native code（dll） from a managed app。

Debug both C# and C++ code

https://docs.microsoft.com/en-us/visualstudio/debugger/how-to-debug-managed-and-native-code?view=vs-2019

debug C++ code using Visual Studio

https://docs.microsoft.com/en-us/visualstudio/debugger/getting-started-with-the-debugger-cpp?view=vs-2019