The compiler will optimize that away
Dark Created: 2021-04-01 Reading time: ~16 minutes A lot of programmers believe that compilers are magic black boxes in which you put your messy code in and get a nice optimized binary out. The hallway philosophers will often start a debate on which language features or compiler flags to use in order to capture the full power of the compiler’s magic. If you have ever seen the GCC codebase, you would really believe it must be doing some magical optimizations coming from another planet. Nevertheless, if you analyze the compiler’s output you will found out that the compilers are not really t...
Source: blog.royalsloth.eu