[C++] Portable and safe way to add byte offset to any pointer

Portable and safe way to add byte offset to any pointer

(reinterpret_cast<unsigned char*>(ptr) + offset)

[C++][NOTE] into the embedded world.

This is a MUST read before delving into embedded C++ world!!:

Inside the C++ Object Model A MUST READ. Understanding how compiler generate codes and the concepts why it does that. I had this book in Traditional Chinese (Taiwan,ROC) version. It's translated by JJHou(侯傑), whom also fixed LOT's of typos in the English version which makes it more comfortable to read.

Below are excerpt from Scott Meyers Training Courses:
Effective C++ in an Embedded Environment

[embedded] U-Boot

Das U-Boot -- the Universal Boot Loader