DLL Frequently Asked Questions

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The latest version of this topic can be found at MFC DLL Frequently Asked Questions.

Following are some frequently asked questions (FAQ) about DLLs.

• Can a multithreaded application access an MFC DLL in different threads?

• Can an MFC DLL create multiple threads?

• Are there any MFC classes or functions that cannot be used in an MFC DLL?

• What optimization techniques should I use to improve the client application's performance when loading?

• There's a memory leak in my regular DLL, but my code looks fine. How can I find the memory leak?

DLLs in Visual C++