service.Spec.ClusterIPs = append(service.Spec.ClusterIPs, "" /* just a marker */)
		}

		toAlloc[ipFamily] = service.Spec.ClusterIPs[i]
	}

	// allocate
	allocated, err := al.allocIPs(service, toAlloc, dryRun)

	// set if successful
	if err == nil {
		for family, ip := range allocated {
			for i, check := range service.Spec.IPFamilies {
				if family == check {

Brad Fitzpatrick <******@****.***> 1456874515 +0000

	int i;
	void *a[CALLS];

	for (i = 0; i < ALLOCERS; i++) {
		sched_yield();
	}
	for (i = 0; i < CALLS; i++) {
		a[i] = malloc(i);
	}
	for (i = 0; i < CALLS; i++) {
		free(a[i]);
	}
	return NULL;
}

void runRaceSignalThread() {
	int i;
	pthread_t m[ALLOCERS];
	pthread_t s[SIGNALERS];

	for (i = 0; i < ALLOCERS; i++) {
		pthread_create(&m[i], NULL, mallocThread, NULL);
	}

		Buffer: make([]byte, 1024),
	}

	checkNoAllocs := func(f func()) func(t *testing.T) {
		return func(t *testing.T) {
			t.Helper()
			if allocs := testing.AllocsPerRun(runsPerTest, f); allocs != 0 {
				t.Errorf("got %v allocs, want 0 allocs", allocs)
			}
		}
	}

	t.Run("Atoi", checkNoAllocs(func() {
		Sink.Int, Sink.Error = Atoi(string(bytes.Number))
	}))
	t.Run("ParseBool", checkNoAllocs(func() {

BenchmarkLRUGetConcurrent-8      	 1000000	      1984 ns/op	       0 B/op	       0 allocs/op
BenchmarkLRUSet-8                	20000000	        64.7 ns/op	       0 B/op	       0 allocs/op
BenchmarkLRUSetConcurrent-8      	 1000000	      2315 ns/op	       0 B/op	       0 allocs/op
BenchmarkLRUGetSetConcurrent-8   	 1000000	      2299 ns/op	       0 B/op	       0 allocs/op

	{"alloc byte", func() { global = new(byte) }, 1},
}

func TestAllocsPerRun(t *testing.T) {
	for _, tt := range allocsPerRunTests {
		if allocs := testing.AllocsPerRun(100, tt.fn); allocs != tt.allocs {
			t.Errorf("AllocsPerRun(100, %s) = %v, want %v", tt.name, allocs, tt.allocs)
		}
	}

			t.Errorf("got %f allocs, want 0", n)
		}
		type S []byte

		s := make(S, n)
		g := func() {
			s = append(s[:0], make(S, n)...)
		}
		if n := testing.AllocsPerRun(10, g); n > 0 {
			t.Errorf("got %f allocs, want 0", n)
		}
		h := func() {
			s = append(s[:0], make([]byte, n)...)
		}
		if n := testing.AllocsPerRun(10, h); n > 0 {
			t.Errorf("got %f allocs, want 0", n)
		}
		i := func() {

				t.Fatal(err)
			}
			out = p.BytesCompressed()
			if _, err := p.SetBytes(out); err != nil {
				t.Fatal(err)
			}
		}); allocs > 0 {
			t.Errorf("expected zero allocations, got %0.1f", allocs)
		}
	})
	t.Run("P256", func(t *testing.T) {
		if allocs := testing.AllocsPerRun(10, func() {
			p := nistec.NewP256Point().SetGenerator()
			scalar := make([]byte, 32)
			rand.Read(scalar)

			}
		} else if f64RelDiff(alloc, allocs[idx]) > fpSlack {
			t.Fatalf("For requiredSum=%v, %s classes=%#+v got solution %v, %v in which item %d got alloc %v should be %v (which is proportional to its target) but is not", requiredSum, style, classes, allocs, fairProp, idx, allocs[idx], alloc)
		}
	}
	t.Logf("For requiredSum=%v, %s classes=%#+v got solution %v, %v", requiredSum, style, classes, allocs, fairProp)
}

		}
	})
}

func TestBuilderGrowSizeclasses(t *testing.T) {
	s := Repeat("a", 19)
	allocs := testing.AllocsPerRun(100, func() {
		var b Builder
		b.Grow(18)
		b.WriteString(s)
		_ = b.String()
	})
	if allocs > 1 {
		t.Fatalf("unexpected amount of allocations: %v, want: 1", allocs)
	}