Multiple definition error on variable that is declared and defined in header file and used only in its cpp file

Question

I\'m in the process of moving code written to be compiled for one chip onto another chip.

One issue that\'s come up is a multitude of multiple definition errors. Some of

Answer 1

in C++ 17 you can resolve this issue by inline variables. Inline variables avoid the duplication of variables defined in header files. The variables defined in the header file will be treated as initialized in a cpp file. They won't be duplicated. So can be directly included the code.