//
	// (previously, pkg.goVersion was mutated here: go.dev/issue/61212)

	// In go/types, conf._EnableAlias is controlled by gotypesalias.
	conf._EnableAlias = gotypesalias.Value() != "0"

	return &Checker{
		conf:    conf,
		ctxt:    conf.Context,
		fset:    fset,
		pkg:     pkg,
		Info:    info,
		version: asGoVersion(conf.GoVersion),
		objMap:  make(map[Object]*declInfo),
		impMap:  make(map[importKey]*Package),

	testenv.MustHaveGoBuild(t) // The Go command is needed for the importer to determine the locations of stdlib .a files.

	files, err := pkgFiles(".")
	if err != nil {
		t.Fatal(err)
	}

	conf := Config{Importer: defaultImporter()}
	_, err = conf.Check("cmd/compile/internal/types2", files, nil)
	if err != nil {
		t.Fatal(err)
	}
}

func BenchmarkCheck(b *testing.B) {

    <plugins>
      <plugin>
        <artifactId>maven-plexus-plugin</artifactId>
        <version>1.0</version>
        <configuration>
          <plexusConfiguration>src/conf/plexus.conf</plexusConfiguration>
          <plexusConfigurationPropertiesFile>src/conf/plexus.properties</plexusConfigurationPropertiesFile>
          <plexusApplicationName>Continuum</plexusApplicationName>
        </configuration>
        <executions>

                }
                withoutGradleMetadata()
            }
        }

        and:
        buildFile << """
            dependencies {
                conf 'org:foo:1.0'
            }
        """

        when:
        repositoryInteractions {
            'org:foo:1.0' {
                expectResolve()
            }
            'org:bar:1.0' {

	fset := token.NewFileSet()
	files, err := pkgFiles(fset, ".")
	if err != nil {
		t.Fatal(err)
	}

	conf := Config{Importer: importer.Default()}
	_, err = conf.Check("go/types", fset, files, nil)
	if err != nil {
		t.Fatal(err)
	}
}

func BenchmarkCheck(b *testing.B) {

        ExampleExtension example = project.getExtensions().create("example", ExampleExtension.class);
// tag::wire-dependencies[]
        project.getConfigurations().dependencyScope("exampleImplementation", conf -> {
            conf.fromDependencyCollector(example.getDependencies().getImplementation());
        });
// end::wire-dependencies[]
    }

                        assert project(":api").configurations.conf.state == Configuration.State.UNRESOLVED

                        configurations.conf.resolve()

                        assert configurations.conf.state == Configuration.State.RESOLVED
                        assert project(":api").configurations.conf.state == Configuration.State.UNRESOLVED

// stdSizes is used if Config.Sizes == nil.
var stdSizes = SizesFor("gc", "amd64")

func (conf *Config) alignof(T Type) int64 {
	f := stdSizes.Alignof
	if conf.Sizes != nil {
		f = conf.Sizes.Alignof
	}
	if a := f(T); a >= 1 {
		return a
	}
	panic("implementation of alignof returned an alignment < 1")
}

func (conf *Config) offsetsof(T *Struct) []int64 {
	var offsets []int64
	if T.NumFields() > 0 {

	original := file.AsStringOrFail(t, "/etc/nsswitch.conf")
	var sandboxed string

	originalNetNS, err := netns.Get()
	assert.NoError(t, err)
	var sandboxedNetNS netns.NsHandle

	// Due to unshare-go imports above, this can run
	assert.NoError(t, runInSandbox("", func() error {
		// We should have overwritten this file with /dev/null
		sandboxed = file.AsStringOrFail(t, "/etc/nsswitch.conf")
		sandboxedNetNS, err = netns.Get()

            }
        }

        buildFile << """
            dependencies {
               conf "$first"
               conf "$second"
            }

            if ($failOnVersionConflict) {
               configurations.conf.resolutionStrategy.failOnVersionConflict()
            }
            configurations.conf.resolutionStrategy.capabilitiesResolution.all { selectHighestVersion() }
        """

        when: