When should I use __forceinline instead of inline?

Question

Visual Studio includes support for __forceinline. The Microsoft Visual Studio 2005 documentation states:

The __forceinline keyword overrides the co

Answer 1

I've developed software for limited resource devices for 9 years or so and the only time I've ever seen the need to use __forceinline was in a tight loop where a camera driver needed to copy pixel data from a capture buffer to the device screen. There we could clearly see that the cost of a specific function call really hogged the overlay drawing performance.