@CollectionFeature.Require(ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)
  public void testCreateWithNull_supported() {
    E[] array = createArrayWithNullElement();
    collection = getSubjectGenerator().create(array);
    expectContents(array);
  }

  @CollectionFeature.Require(absent = ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)
  public void testCreateWithNull_unsupported() {

	// all servers are at 1.29+ and will honor the zero value correctly.
	//
	// TODO(121510): 1.29: only allow a zero value, either via v1 or
	//  v1beta3 (with the roundtrip annotation) for the
	//  'nominalConcurrencyShares' field of 'limited' for UPDATE operation,
	//  only if the existing object already contains a zero value.
	//  1:30: lift this restriction, allow zero value via v1 or v1beta3

  /**
   * Returns the <a href="http://en.wikipedia.org/wiki/Variance#Population_variance">population
   * variance</a> of the values. The count must be non-zero.
   *
   * <p>This is guaranteed to return zero if the dataset contains only exactly one finite value. It
   * is not guaranteed to return zero when the dataset consists of the same value multiple times,
   * due to numerical errors. However, it is guaranteed never to return a negative result.
   *

import static com.google.common.collect.testing.features.CollectionFeature.ALLOWS_NULL_VALUES;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.AbstractCollectionTester;
import com.google.common.collect.testing.MinimalCollection;

	panicunsafeslicenilptr1(getcallerpc())
}

//go:yeswritebarrierrec
func panicunsafeslicenilptr1(pc uintptr) {
	panicCheck1(pc, "unsafe.Slice: ptr is nil and len is not zero")
	panic(errorString("unsafe.Slice: ptr is nil and len is not zero"))
}

//go:linkname reflect_unsafeslice reflect.unsafeslice
func reflect_unsafeslice(et *_type, ptr unsafe.Pointer, len int) {
	unsafeslice(et, ptr, len)

import static com.google.common.collect.testing.Helpers.assertEmpty;
import static com.google.common.collect.testing.Helpers.assertEqualIgnoringOrder;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_KEYS;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_VALUES;

import static com.google.common.collect.testing.Helpers.assertEmpty;
import static com.google.common.collect.testing.Helpers.assertEqualIgnoringOrder;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_KEYS;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_VALUES;

 */

package com.google.common.collect.testing.testers;

import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ADD;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.MinimalCollection;
import com.google.common.collect.testing.features.CollectionFeature;

	}

	// Implementation note: this function would be faster and simpler
	// if we could just zero out the entire counter array, but for the
	// moment we go through and zero out just the slots in the array
	// corresponding to the counter values. We do this to avoid the
	// following bad scenario: suppose that a user builds their Go

		}
		index += 6
		sel, sign = boothW6(uint(wvalue))
		p256SelectAffine(&t0, &p256Precomputed[i], sel)
		p256PointAddAffineAsm(p, p, &t0, sign, sel, zero)
		zero |= sel
	}

	// If the whole scalar was zero, set to the point at infinity.
	p256MovCond(p, p, NewP256Point(), zero)
}

func (p *P256Point) p256ScalarMult(scalar *p256OrdElement) {
	// precomp is a table of precomputed points that stores powers of p