}
	return nil, false
}

// killCycles walks through the given type parameters and looks for cycles
// created by type parameters whose inferred types refer back to that type
// parameter, either directly or indirectly. If such a cycle is detected,
// it is killed by setting the corresponding inferred type to nil.
//
// TODO(gri) Determine if we can simply abort inference as soon as we have
// found a single cycle.

	// the exact detection of format chunk boundaries in the
	// helper function nextStdChunk (here called as NextStdChunk).
	// This test checks nextStdChunk's behavior directly,
	// instead of needing to test it only indirectly through Parse/Format.

	// markChunks returns format with each detected
	// 'format chunk' parenthesized.
	// For example showChunks("2006-01-02") == "(2006)-(01)-(02)".

[[config_cache:requirements:shared_objects]]
=== Sharing mutable objects
When storing a task to the configuration cache, all objects directly or indirectly referenced through the task's fields are serialized.

	//
	// StackSys is StackInuse, plus any memory obtained directly
	// from the OS for OS thread stacks.
	//
	// In non-cgo programs this metric is currently equal to StackInuse
	// (but this should not be relied upon, and the value may change in
	// the future).
	//
	// In cgo programs this metric includes OS thread stacks allocated
	// directly from the OS. Currently, this only accounts for one stack in

        Time       *time.Time    // time version was created
        Update     *Module       // available update (with -u)
        Main       bool          // is this the main module?
        Indirect   bool          // module is only indirectly needed by main module
        Dir        string        // directory holding local copy of files, if any
        GoMod      string        // path to go.mod file describing module, if any

        expect:
        succeeds 'broken'
    }

    @Issue("https://github.com/gradle/configuration-cache/issues/97")
    @ToBeFixedForConfigurationCache(skip = INVESTIGATE)
    def "does nag when service is used indirectly via another service even if task declares service reference and feature preview is enabled"() {
        given:
        serviceImplementation()
        buildFile """

 * a lot of busy work, and the annotation matters only when the APIs to be annotated are visible to
 * Kotlin code. In this class, nothing is publicly visible (nor exposed indirectly through a
 * publicly visible subclass), and I doubt any of our current or future Kotlin extensions for the
 * package will refer to the class. Plus, @ParametricNullness is only a temporary workaround,

 * a lot of busy work, and the annotation matters only when the APIs to be annotated are visible to
 * Kotlin code. In this class, nothing is publicly visible (nor exposed indirectly through a
 * publicly visible subclass), and I doubt any of our current or future Kotlin extensions for the
 * package will refer to the class. Plus, @ParametricNullness is only a temporary workaround,

		base.Fatalf("bad type for map key: %v", t)
		return false
	}
}

// Can this type be stored directly in an interface word?
// Yes, if the representation is a single pointer.
func IsDirectIface(t *Type) bool {
	switch t.Kind() {
	case TPTR:
		// Pointers to notinheap types must be stored indirectly. See issue 42076.
		return !t.Elem().NotInHeap()
	case TCHAN,
		TMAP,
		TFUNC,
		TUNSAFEPTR:

	} else {
		o1 = uint32(val)
		o2 = uint32(val >> 32)
	}

	// On AIX, TOC data accesses are always made indirectly against R2 (a sequence of addis+ld+load/store). If the
	// The target of the load is known, the sequence can be written into addis+addi+load/store. On Linux,
	// TOC data accesses are always made directly against R2 (e.g addis+load/store).
	if target.IsAIX() {
		if !strings.HasPrefix(ldr.SymName(rs), "TOC.") {