diag << "entities '' failed to satisfy constraint: has no use";
          });
    }

    if (!(((*root.getODSResults(2).begin()).use_empty()))) {
      return rewriter.notifyMatchFailure(
          fused_batch_norm_op, [&](::mlir::Diagnostic &diag) {
            diag << "entities '' failed to satisfy constraint: has no use";
          });
    }

import org.gradle.api.Describable;
import org.gradle.internal.HasInternalProtocol;
import org.gradle.internal.scan.UsedByScanPlugin;

import javax.annotation.Nullable;
import java.util.List;

/**
 * Represents a constraint that is used to match module versions to a dependency.
 * Each of {@link #getPreferredVersion()}, {@link #getRequiredVersion()} and {@link #getStrictVersion()} is represented by a version String,

	// version unacceptable. (Path always has len ≥ 1.)
	Path []module.Version

	// If Err is nil, Constraint is a module version passed in the mustSelect
	// argument that has the same module path as, and a lower version than,
	// the last element of the Path slice.
	Constraint module.Version

	// If Constraint is unset, Err is an error encountered when loading the
	// requirements of the last element in Path.
	Err error
}

  assert(new_inputs.size() == num_replicas);

  // As model parallelism is not yet supported, we assume that all ops are
  // placed in logical core 0.
  // TODO(b/148913020): Remove this constraint once model parallelism is
  // supported.
  assert(devices.find(tensorflow::GetDeviceAliasForLogicalCore(0))
             ->getSecond()
             .size() == num_replicas);

                                llvm::SmallVector<Attribute>& results) {
  // If any operand is nullptr returns true for a failure.
  // TODO(b/120678030): remove this constraint if we find operators can be
  // evaluated with some unknown operands.
  if (std::any_of(operands.begin(), operands.end(),
                  [](Attribute operand) { return !operand; })) {

        then:
        noExceptionThrown()


    }

    def 'optional dependency marked as no longer pending reverts to pending if hard edge disappears (remover has constraint: #dependsOptional, root has constraint: #constraintsOptional)'() {
        given:
        def optional = mavenRepo.module('org', 'optional', '1.0').publish()

		if debug {
			assert(u.asBoundTypeParam(x) == nil)
		}
		// By definition, a valid type argument must be in the type set of
		// the respective type constraint. Therefore, the type argument's
		// underlying type must be in the set of underlying types of that
		// constraint. If there is a single such underlying type, it's the
		// constraint's core type. It must match the type argument's under-

            visitFields(type.getSuperclass(), collector);
        }

        // Disallow instance fields. This doesn't guarantee that the object is immutable, just makes it less likely
        // We might tighten this constraint to also disallow any _code_ on immutable types that reaches out to static state
        for (Field field : type.getDeclaredFields()) {

	{name: "trim", fn: trim}, // remove empty blocks
}

// Double-check phase ordering constraints.
// This code is intended to document the ordering requirements
// between different phases. It does not override the passes
// list above.
type constraint struct {
	a, b string // a must come before b
}

var passOrder = [...]constraint{
	// "insert resched checks" uses mem, better to clean out stores first.

		if debug {
			assert(u.asBoundTypeParam(x) == nil)
		}
		// By definition, a valid type argument must be in the type set of
		// the respective type constraint. Therefore, the type argument's
		// underlying type must be in the set of underlying types of that
		// constraint. If there is a single such underlying type, it's the
		// constraint's core type. It must match the type argument's under-