// the CRL.
	ExtraExtensions []pkix.Extension
}

// These structures reflect the ASN.1 structure of X.509 CRLs better than
// the existing crypto/x509/pkix variants do. These mirror the existing
// certificate structs in this file.
//
// Notably, we include issuer as an asn1.RawValue, mirroring the behavior of

  %outputs_60 =  "tf.Identity"(%outputs_58) {device = ""} : (tensor<*x!tf_type.variant>) -> tensor<*x!tf_type.variant>
  return %outputs_34, %outputs_36, %outputs_44, %outputs_60, %arg4, %arg5 : tensor<*xi32>, tensor<*xi32>, tensor<*xi32>, tensor<*x!tf_type.variant>, tensor<!tf_type.variant>, tensor<?xf32>
}

// CHECK:...

}

// testName returns the dist test name for a given package and variant.
func testName(pkg, variant string) string {
	name := pkg
	if variant != "" {
		name += ":" + variant
	}
	return name
}

// goTest represents all options to a "go test" command. The final command will
// combine configuration from goTest and tester flags.

	if s == "CFType" {
		return true
	}
	if c.getTypeIDs[s] {
		return true
	}
	if i := strings.Index(s, "Mutable"); i >= 0 && c.getTypeIDs[s[:i]+s[i+7:]] {
		// Mutable and immutable variants share a type ID.
		return true
	}
	return false
}

// Comment from Darwin's CFInternal.h
/*
// Tagged pointer support
// Low-bit set means tagged object, next 3 bits (currently)

  string hub = 2;

  // The container image tag to pull. Image will be `Hub/Image:Tag-Variant`.
  google.protobuf.Value tag = 3;

  // The container image variant to pull. Options are "debug" or "distroless". Unset will use the default for the given version.
  string variant = 29;

  // Image name to pull from. Image will be `Hub/Image:Tag-Variant`.

//              variance + epsilon
// CHECK:  %[[ADD1:.*]] = "tf.Add"(%[[ARG4:.*]], %[[CONSTANT]])
//              rsqrt(variance + epsilon)
// CHECK:  %[[RSQRT:.*]] = "tf.Rsqrt"(%[[ADD1]])
//              scale * rsqrt(variance + epsilon)
// CHECK:  %[[MUL1:.*]] = "tf.Mul"(%[[ARG1:.*]], %[[RSQRT]])
//              x * scale * rsqrt(variance + epsilon)

)

type Configer interface {
	Config(t *testing.T, variant string) string
}

type vsArgs struct {
	Namespace string
	Match     string
	Matches   []string
	GwMatches []types.NamespacedName
	Dest      string
	Port      int
	PortMatch int
	Time      string
}

func (args vsArgs) Config(t *testing.T, variant string) string {
	if args.Time == "" {
		args.Time = TimeBase

		{name: "LoweredAtomicExchange32", argLength: 3, reg: gpxchg, resultNotInArgs: true, faultOnNilArg0: true, hasSideEffects: true, unsafePoint: true},

		// atomic exchange variant.
		// store arg1 to arg0. arg2=mem. returns <old content of *arg0, memory>. auxint must be zero.
		// SWPALD	Rarg1, (Rarg0), Rout

                                PatternRewriter &rewriter) const override {
    auto addn_op = cast<AddNOp>(op);

    // TODO(hinsu): Support variant with TensorList type. tf.AddV2 doesn't
    // support variant type so variant types require special handling.
    if (mlir::isa<VariantType>(getElementTypeOrSelf(addn_op.getType())))
      return failure();