COMPMID-421: Fix compiler error FP16.

Change-Id: I3d93df60fe1319922d2902fe36e07023c2098462
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/81417
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
1 file changed