187c187
< DrainState drain() M5_ATTR_OVERRIDE { return DrainState::Drained; }
---
> DrainState drain() override { return DrainState::Drained; }
212,213c212,213
< void serialize(CheckpointOut &cp) const M5_ATTR_OVERRIDE {};
< void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE {};
---
> void serialize(CheckpointOut &cp) const override {};
> void unserialize(CheckpointIn &cp) override {};