Removed another warning generated by "-Wextra" at compiling time.
Removed another warning generated by "-Wextra" at compiling time.

babrodtk/equelle,babrodtk/equelle,sintefmath/equelle,babrodtk/equelle,sintefmath/equelle,sintefmath/equelle,atgeirr/equelle,atgeirr/equelle,sintefmath/equelle,sintefmath/equelle,atgeirr/equelle,atgeirr/equelle,babrodtk/equelle,atgeirr/equelle,babrodtk/equelle,babrodtk/equelle,sintefmath/equelle,atgeirr/equelle,atgeirr/equelle,babrodtk/equelle,atgeirr/equelle,sintefmath/equelle,sintefmath/equelle