148,149c148,149
< 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;
189,190c189,190
< 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;