for j := 0; j < b.N; j++ {
				for i := 0; i < 4096; i += bm.nbyte {
					copy(buf[:], g[i:])
					sink += bm.f(buf[:])
				}
			}
		})
	}
}

var memclrSink []int8

func BenchmarkMemclrKnownSize1(b *testing.B) {
	var x [1]int8

	b.SetBytes(1)
	for i := 0; i < b.N; i++ {
		for a := range x {
			x[a] = 0
		}
	}

	memclrSink = x[:]
}