Bye, bye lang/gcc42 aka GCC 4.2. As a port you have served us well,
but six-and-a-half years after the upstream release of GCC 4.2.0 and
exactly two years after the removal of lang/gcc45 the time has come.
This reduces package name collisions around GCC related ports by 12.5%. [1]
Reported by: bapt [1]