Fix all warnings.
It is a good practice to remove all warnings to: 1/ ease the reading when implementing a new functionnality. 2/ avoid nasty bugs due to the version of the compiler fixing coding mistakes in a different way.
It is a good practice to remove all warnings to: 1/ ease the reading when implementing a new functionnality. 2/ avoid nasty bugs due to the version of the compiler fixing coding mistakes in a different way.