Ars Technica

What is the internal reprenstation of a C++ function pointer?

So after a long painful journey tonight of trying to serialize a function pointer, I began to wonder. After seeing the code with a bunch of reinterpret_cast<>() calls, I got to wondering -- how does ...
Hackaday

When 4 + 1 Equals 8: An Advanced Take On Pointers In C

In our first part on pointers, we covered the basics and common pitfalls of pointers in C. If we had to break it down into one sentence, the main principle of pointers is that they are simply data ...
Ars Technica

Casting an int to a function pointer in C

First off, I'll have coded a workaround before you read this. But now I've got a bee up my bu, errr, bonnett.<BR><BR>I'm writing test code in C, and I need 100 pointers to (unique) functions. I'm ...
Hackaday

Code Craft – Embedding C++: Timing Virtual Functions

Embedded C developers shy away from C++ out of concern for performance. The class construct is one of their main concerns. My previous article Code Craft – Embedding C++: Classes explored whether ...