// If possible the Decoder should be RetireDecoder'd when it is no longer
// needed, this will avoid heap allocations.
func (pr *PkgDecoder) TempDecoder(k RelocKind, idx Index, marker SyncMarker) Decoder {
	r := pr.TempDecoderRaw(k, idx)
	r.Sync(marker)
	return r
}

func (pr *PkgDecoder) RetireDecoder(d *Decoder) {
	pr.scratchRelocEnt = d.Relocs
	d.Relocs = nil
}