This may fall under the heading of "Don't do that" but did cause me to be slightly curious.What would happen if you say, created a pointer to a function that took three ints as arguments, but then ...

And by that logic, if we can do something like some_function(&regular_variable) in C, i.e. pass a pointer as parameter to a function, we should be able to do the same with registers.

I'm trying to cast my function to an int, add an offset, and cast it back to a function pointer (I don't plan on calling the pointers).

A critical tool when developing an embedded system in C is an understanding of how pointers work. Misunderstanding pointer fundamentals can result in long hours spent debugging a system or a hidden ...

The C language allows you to provide a pointer to a function, just like a pointer to a variable. In both cases, a C pointer contains the address and the type information about the entity being pointed ...