buf := make([]byte, size)
			b.ResetTimer()

			for i := 0; i < b.N; i++ {
				// resize buffer to the correct shape and reset the PCG
				buf = buf[0:size]
				m.r = newPcgRand()
				m.mutate([]any{buf}, workerSharedMemSize)
			}
		})
	}
}

func BenchmarkMutatorString(b *testing.B) {
	origEnv := os.Getenv("GODEBUG")
	defer func() { os.Setenv("GODEBUG", origEnv) }()

			seed, err := strconv.Atoi(strings.TrimPrefix(f, "fuzzseed="))
			if err != nil {
				panic("malformed fuzzseed")
			}
			return &seed
		}
	}
	return nil
}

// newPcgRand generates a new, seeded Rand, ready for use.
func newPcgRand() *pcgRand {
	r := new(pcgRand)
	now := uint64(time.Now().UnixNano())
	if seed := godebugSeed(); seed != nil {
		now = uint64(*seed)
	}
	inc := globalInc.Add(1)
	r.state = now

	"fmt"
	"math"
	"unsafe"
)

type mutator struct {
	r       mutatorRand
	scratch []byte // scratch slice to avoid additional allocations
}

func newMutator() *mutator {
	return &mutator{r: newPcgRand()}
}

func (m *mutator) rand(n int) int {
	return m.r.intn(n)
}

func (m *mutator) randByteOrder() binary.ByteOrder {
	if m.r.bool() {
		return binary.LittleEndian
	}
	return binary.BigEndian
}