}
	_ = b[i/64]
	j := i + n - 1
	if i/64 == j/64 {
		return uint(sys.OnesCount64((b[i/64] >> (i % 64)) & ((1 << n) - 1)))
	}
	_ = b[j/64]
	s += uint(sys.OnesCount64(b[i/64] >> (i % 64)))
	for k := i/64 + 1; k < j/64; k++ {
		s += uint(sys.OnesCount64(b[k]))
	}
	s += uint(sys.OnesCount64(b[j/64] & ((1 << (j%64 + 1)) - 1)))
	return
}

	// ppc64x:"POPCNTD"
	// wasm:"I64Popcnt"
	return bits.OnesCount(n)
}

func OnesCount64(n uint64) int {
	// amd64/v2:-".*x86HasPOPCNT" amd64/v3:-".*x86HasPOPCNT"
	// amd64:"POPCNTQ"
	// arm64:"VCNT","VUADDLV"
	// s390x:"POPCNT"
	// ppc64x:"POPCNTD"
	// wasm:"I64Popcnt"
	return bits.OnesCount64(n)
}

func OnesCount32(n uint32) int {
	// amd64/v2:-".*x86HasPOPCNT" amd64/v3:-".*x86HasPOPCNT"

		// This is a serious bug - an object is live (due to the KeepAlive
		// call below), but isn't reported as such.
		t.Fatalf("live object not in reachable set; want %b, got %b", want, got)
	}
	if bits.OnesCount64(got&^want) > 1 {
		// Note: we can occasionally have a value that is retained even though
		// it isn't live, due to conservative scanning of stack frames.
		// See issue 67204. For now, we allow a "slop" of 1 unintentionally

			if chunk == nil {
				continue
			}
			pg := chunk.scavenged.popcntRange(0, pallocChunkPages)
			slow.HeapReleased += uint64(pg) * pageSize
		}
		for _, p := range allp {
			pg := sys.OnesCount64(p.pcache.scav)
			slow.HeapReleased += uint64(pg) * pageSize
		}

		getg().m.mallocing--
	})

	startTheWorld(stw)
	return
}