Import ::nextafter and ::log1p into std namespace
Import ::nextafter and ::log1p into std namespace

PiperOrigin-RevId: 234234175
Change-Id: I713d5c6e4794dc56fe82a08f4cd7c83734021c30

google/asylo,google/asylo,google/asylo,google/asylo,google/asylo,google/asylo