Segpdata     sym.Segment // windows-only
	Segxdata     sym.Segment // windows-only

	Segments = []*sym.Segment{&Segtext, &Segrodata, &Segrelrodata, &Segdata, &Segdwarf, &Segpdata, &Segxdata}
)

const pkgdef = "__.PKGDEF"

var (
	// externalobj is set to true if we see an object compiled by
	// the host compiler that is not from a package that is known
	// to support internal linking mode.
	externalobj = false

	}
	globalSkip(t)
	t.Parallel()
	tmpDir := t.TempDir()
	// Use a temporary pkgdir to not interfere with other tests, and not write to GOROOT.
	// Cannot use goCmd as it runs with cloned GOROOT which is incomplete.
	runWithEnv(t, "building std", []string{"GOROOT=" + oldGOROOT},
		filepath.Join(oldGOROOT, "bin", "go"), "install", "-buildmode=shared", "-pkgdir="+tmpDir, "std")

	// Issue #58966.

// second or two per package, and this function returns false for
// about 100 packages.
func (t *tester) packageHasBenchmarks(pkg string) bool {
	pkgDir := filepath.Join(goroot, "src", pkg)
	d, err := os.Open(pkgDir)
	if err != nil {
		return true // conservatively
	}
	defer d.Close()
	names, err := d.Readdirnames(-1)
	if err != nil {
		return true // conservatively
	}

	errorReporter *ErrorReporter

	npkgsyms    int // number of package symbols, for accounting
	nhashedsyms int // number of hashed symbols, for accounting
}

const (
	pkgDef = iota
	hashed64Def
	hashedDef
	nonPkgDef
	nonPkgRef
)

// objidx
const (
	nilObj = iota
	extObj
	goObjStart
)

	BuildO             string                  // -o flag
	BuildP             = runtime.GOMAXPROCS(0) // -p flag
	BuildPGO           string                  // -pgo flag
	BuildPkgdir        string                  // -pkgdir flag
	BuildRace          bool                    // -race flag
	BuildToolexec      []string                // -toolexec flag
	BuildToolchainName string
	BuildTrimpath      bool // -trimpath flag

			rel := filepath.ToSlash(str.TrimFilePathPrefix(file, pkgdir))

			what := "file"
			info, err := fsys.Lstat(file)
			if err != nil {
				return nil, nil, err
			}
			if info.IsDir() {
				what = "directory"
			}

			// Check that directories along path do not begin a new module
			// (do not contain a go.mod).
			for dir := file; len(dir) > len(pkgdir)+1 && !dirOK[dir]; dir = filepath.Dir(dir) {

	if len(lines) == 0 {
		t.Fatalf("dump run produced no output")
	}
	want := map[string]int{
		"Package path: " + mainPkgPath + "/dep": 0,
		"Func: Dep1":                            0,
		"Func: PDep":                            0,
	}
	bad := false
	for _, line := range lines {
		if v, ok := want[line]; ok {
			if v != 0 {
				t.Errorf("duplicate line %s", line)
				bad = true
				break
			}

- github.com/gobuffalo/here: [v0.6.0](https://github.com/gobuffalo/here/tree/v0.6.0)
- github.com/google/shlex: [e7afc7f](https://github.com/google/shlex/tree/e7afc7f)
- github.com/markbates/pkger: [v0.17.1](https://github.com/markbates/pkger/tree/v0.17.1)
- github.com/moby/spdystream: [v0.2.0](https://github.com/moby/spdystream/tree/v0.2.0)

//		dependencies of the main package (other packages are not affected).
//		Special name "off" turns off PGO. The default is "auto".
//	-pkgdir dir
//		install and load all packages from dir instead of the usual locations.
//		For example, when building with a non-standard configuration,
//		use -pkgdir to keep generated packages in a separate location.
//	-tags tag,list
//		a comma-separated list of additional build tags to consider satisfied

	testenv.MustHaveCGO(t)

	tg := testgo(t)
	tg.parallel()
	tg.setenv("GODEBUG", "installgoroot=all")
	defer tg.cleanup()
	tg.makeTempdir()
	pkg := tg.path(".")
	tg.run("install", "-pkgdir", pkg, "net")
	tg.mustExist(filepath.Join(pkg, "net.a"))
	tg.mustNotExist(filepath.Join(pkg, "runtime/cgo.a"))
}

// For issue 14337.
func TestParallelTest(t *testing.T) {