It should be noted that not all C compilers are fully standard compliant. Many embedded system vendor compilers for example use incorrect operator precedence. A

It should be noted that not all C compilers are fully standard compliant. Many embedded system vendor compilers for example use incorrect operator precedence. Available library can also do things in non-standard ways. This does not look like advice about coding for the real world, it seems to be about how to invest your time to maximise feelings of smug superiority.