// We visit all entries for which the script was not
						// defined, including the ones where the region was not
						// defined. This allows for proper disambiguation within
						// regions.
						if x.flags&scriptInFrom == 0 && t.RegionID.Contains(Region(x.region)) {
							tt.RegionID = Region(x.region)
							tt.setUndefinedScript(Script(x.script))
							goodScript = goodScript && tt.ScriptID == Script(x.script)

        then:
        !content.contains('println "hello world"')
        content.contains("doLast {\n}")
    }

    /**
     * https://docs.asciidoctor.org/asciidoc/latest/directives/include-tagged-regions/#tag-filtering
     */
    def "allows sample included with #description"() {
        given:
        tmpDir.newFile("src/samples/build.gradle") << """
task hello {
    // tag::foo[]
    doLast {

			mode := ev.Args[1]
			regions := activeRegions[ev.G]
			if mode == 0 { // region start
				activeRegions[ev.G] = append(regions, ev) // push
			} else if mode == 1 { // region end
				n := len(regions)
				if n > 0 { // matching region start event is in the trace.
					s := regions[n-1]
					if s.Args[0] != ev.Args[0] || s.Args[2] != ev.Args[2] { // task id, region name mismatch

  }
}

// An override that takes region.
void PropagateUsage(
    Region* region, ElementsAttr value, int argument_index,
    llvm::SmallVector<std::pair<Region*, int>, 4>* work_list,
    llvm::MapVector<Operation*, llvm::SmallVector<unsigned int, 4>>*
        arguments_to_erase) {
  auto arg = region->getArgument(argument_index);
  for (auto& usage : arg.getUses()) {

      %res = tfrt_fallback_async.executeop key(0) cost(100) device("/CPU:0") "some.op"(%arg) : 1

    Note that the trailing number indicates the number of results.

    The func attrs and op attrs are placed in two separate regions.

    Example:
      %res = tfrt_fallback_async.executeop key(0) device("/CPU:0") "some.op"(%arg)
          {attr1 = value, attr2 = value2} {f_attr1 = "fn1", f_attr2 = "fn2"} : 1

    // Creates the `then` or `else` region of the `scf.if` op. Note that
    // `tf_then_or_else_region` is the `then` or `else` region of the
    // `tf.IfRegion` op and `scf_then_or_else_region` is the `then` or `else`
    // region of the new `scf.if` op. Further, `tf_if_region_return_type` is the
    // list of return types of the `tf.IfRegion` op.
    auto createScfThenOrElse = [](Region& tf_then_or_else_region,

 public:
  MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(QuantizeVariablesPass)
  explicit QuantizeVariablesPass() = default;

  void runOnOperation() override;

 private:
  // Outlines the regions of the WhileOp's cond and body and insert function
  // calls instead.
  void QuantizeVariable(OpBuilder &builder,
                        const std::vector<VarHandleOp> &var_handle_op);
};

  pm.addNestedPass<func::FuncOp>(
      mhlo::createShapeLegalizeToHloPass(/*legalizeConstraints=*/true));
  // The following 2 passes are used to clean up the spurious UnrealizedCast ops
  // and shape.assuming regions leftover from the ShapeLegalizeToHlo pass. See
  // pass definition for details.
  pm.addPass(createReconcileUnrealizedCastsPass());
  pm.addNestedPass<func::FuncOp>(mlir::createCanonicalizerPass());

}

// IsGroup returns whether this region defines a collection of regions. This
// includes non-standard definitions from CLDR.
func (r Region) IsGroup() bool {
	if r == 0 {
		return false
	}
	return int(regionInclusion[r]) < len(regionContainment)
}

// Contains returns whether Region c is contained by Region r. It returns true
// if c == r.
func (r Region) Contains(c Region) bool {
	if r == c {
		return true

  }

  // Checks if a region only consists of ops that are quantizable in a nested
  // region.
  // tf.CustomAggregator op cannot be inserted into region of a StableHLO op,
  // thus calibration is impossible within a nested region. Therefore, when an
  // op involves a region, the op is only quantizable when the region only
  // consists of ops whose quantization parameters can be propagated from