Macros are part of the preprocessor for the C/C++ languages which manipulates the source code before the actual translation to machine code. But there are risks when macros generate source code.

Compilers often translate source code for a high-level language, such as C++, to object code for the current computer architecture, such as Intel x64. The object modules produced from multiple ...

Instructions written in a programming language. Source code is the text that a programmer writes, but it is not directly executable by the computer. Source code must be converted into machine ...