//
	// While this format is compatible with most tar readers,
	// the format has several limitations making it unsuitable for some usages.
	// Most notably, it cannot support sparse files, files larger than 8GiB,
	// filenames larger than 256 characters, and non-ASCII filenames.
	//
	// Reference:
	//	http://pubs.opengroup.org/onlinepubs/9699919799/utilities/pax.html#tag_20_92_13_06
	FormatUSTAR

	return err
}

// Peek returns the next n bytes without advancing the reader. The bytes stop
// being valid at the next read call. If Peek returns fewer than n bytes, it
// also returns an error explaining why the read is short. The error is
// [ErrBufferFull] if n is larger than b's buffer size.
//
// Calling Peek prevents a [Reader.UnreadByte] or [Reader.UnreadRune] call from succeeding
// until the next read operation.

// index and indirect values have the following meaning:
//
//   - If index != nil, the index sequence points to an ambiguous entry
//     (the same name appeared more than once at the same embedding level).
//
//   - If indirect is set, a method with a pointer receiver type was found
//     but there was no pointer on the path from the actual receiver type to

	// The functions which are not expected to be inlined are as follows.
	wantNot := []string{
		// The calling edge main->A is hot and the cost of A is large
		// than inlineHotCalleeMaxBudget.
		"A",
		// The calling edge BenchmarkA" -> benchmarkB is cold and the
		// cost of A is large than inlineMaxBudget.
		"benchmarkB",
	}

	must := map[string]bool{
		"(*BS).NS": true,
	}

	notInlinedReason := make(map[string]string)

							// declare dot-imported object
							// (Do not use check.declare because it modifies the object
							// via Object.setScopePos, which leads to a race condition;
							// the object may be imported into more than one file scope
							// concurrently. See go.dev/issue/32154.)
							if alt := fileScope.Lookup(name); alt != nil {
								err := check.newError(DuplicateDecl)

			p.pragcgo(pos, text)
			pragma.Flag |= pragmaFlag("go:cgo_import_dynamic")
			break
		}
		fallthrough
	case strings.HasPrefix(text, "go:cgo_"):
		// For security, we disallow //go:cgo_* directives other
		// than cgo_import_dynamic outside cgo-generated files.
		// Exception: they are allowed in the standard library, for runtime and syscall.
		if !isCgoGeneratedFile(pos) && !base.Flag.Std {

					// dependencies of m that are no longer present in the graph.
					//
					// TODO(bcmills): Can removing m as a root also cause the selected
					// versions of other modules to rise? I think not: we're strictly
					// removing non-root nodes from the module graph, which can't cause
					// any root to decrease (because they're roots), and the dependencies

			// This is an unfortunate workaround for
			// https://github.com/mstorsjo/llvm-mingw/issues/205 in which
			// we basically reimplement the contents of the dlltool.sh
			// wrapper: https://git.io/JZFlU.
			// TODO(thanm): remove this workaround once we can upgrade
			// the compilers on the windows-arm64 builder.
			dlltoolContents, err := os.ReadFile(args[0])
			if err != nil {
				return fmt.Errorf("unable to read dlltool: %v\n", err)

const exclusive = -1

// Add blocks until the sequencer has enough weight to spare, then adds f as a
// task to be executed concurrently.
//
// If the weight is either negative or larger than the sequencer's maximum
// weight, Add blocks until all other tasks have completed, then the task
// executes exclusively (blocking all other calls to Add until it completes).
//

// declarations (via methods). For this reason they are type-checked lazily,
// to avoid information being accessed before it is complete.
//
// Conceptually, it is helpful to think of named types as having two distinct
// sets of information:
//  - "LHS" information, defining their identity: Obj() and TypeArgs()
//  - "RHS" information, defining their details: TypeParams(), Underlying(),
//    and methods.