including the vendor element.

Here's the example from the previous section,
but with the "internal" directory renamed to "vendor"
and a new foo/vendor/crash/bang directory added:

    /home/user/go/
        src/
            crash/
                bang/              (go code in package bang)
                    b.go
            foo/                   (go code in package foo)
                f.go

	case withinFunc:
		return errors.New("go:embed cannot apply to var inside func")
	case !types.AllowsGoVersion(1, 16):
		return fmt.Errorf("go:embed requires go1.16 or later (-lang was set to %s; check go.mod)", base.Flag.Lang)

	default:
		return nil
	}

	LAA	R1, R2, 524287(R3)    // eb213fff7ff8
	LAAG	R4, R5, -524288(R6)   // eb54600080e8
	LAAL	R7, R8, 8192(R9)      // eb87900002fa
	LAALG	R10, R11, -8192(R12)  // ebbac000feea
	LAN	R1, R2, (R3)          // eb21300000f4
	LANG	R4, R5, (R6)          // eb54600000e4
	LAX	R7, R8, (R9)          // eb87900000f7
	LAXG	R10, R11, (R12)       // ebbac00000e7
	LAO	R1, R2, (R3)          // eb21300000f6
	LAOG	R4, R5, (R6)          // eb54600000e6

	if len(tdecl.TParamList) > 0 {
		tparam0 = tdecl.TParamList[0]
	}

	// alias declaration
	if tdecl.Alias {
		// Report highest version requirement first so that fixing a version issue
		// avoids possibly two -lang changes (first to Go 1.9 and then to Go 1.23).
		if !versionErr && tparam0 != nil && !check.verifyVersionf(tparam0, go1_23, "generic type alias") {
			versionErr = true
		}

		opt(&conf)
	}

	// apply flag setting (overrides custom configuration)
	var goexperiment, gotypesalias string
	flags := flag.NewFlagSet("", flag.PanicOnError)
	flags.StringVar(&conf.GoVersion, "lang", "", "")
	flags.StringVar(&goexperiment, "goexperiment", "", "")
	flags.BoolVar(&conf.FakeImportC, "fakeImportC", false, "")
	flags.StringVar(&gotypesalias, "gotypesalias", "", "")

	if p.Module != nil {
		v := p.Module.GoVersion
		if v == "" {
			v = gover.DefaultGoModVersion
		}
		if allowedVersion(v) {
			defaultGcFlags = append(defaultGcFlags, "-lang=go"+gover.Lang(v))
		}
	}
	if p.Standard {
		defaultGcFlags = append(defaultGcFlags, "-std")
	}

	// If we're giving the compiler the entire package (no C etc files), tell it that,

	goCmd(t, "build", "-o", "issue53989.exe", "./issue53989/main.go")
	run(t, "./issue53989.exe")
}

func TestForkExec(t *testing.T) {
	// Issue 38824: importing the plugin package causes it hang in forkExec on darwin.
	globalSkip(t)

	t.Parallel()
	goCmd(t, "build", "-o", "forkexec.exe", "./forkexec/main.go")

	for i := 0; i < 100; i++ {
		cmd := testenv.Command(t, "./forkexec.exe", "1")

						// to trigger runtime/stdlib-only error output.
						// In both cases, the code should typecheck.
						expectErrors = false
						break
					}
					const prefix = "-lang="
					if strings.HasPrefix(arg, prefix) {
						goVersion = arg[len(prefix):]
					}
				}
			}
		}

		// parse and type-check file
		if testing.Verbose() {
			fmt.Println("\t", filename)

	if err != nil {
		t.Fatalf("Failed to create temp dir: %v", err)
	}
	return &tempDir{base: dir}
}

// hangProneCmd returns an exec.Cmd for a command that is likely to hang.
//
// If one of these tests hangs, the caller is likely to kill the test process
// using SIGINT, which will be sent to all of the processes in the test's group.

	// and wait for our os.Stderr (and os.Stdout) to close as a result.
	// However, if the os.Stderr (or os.Stdout) file descriptors are
	// passed on, the hanging adb subprocess will hold them open and
	// go test will hang forever.
	//
	// Avoid that by wrapping stderr, breaking the short circuit and
	// forcing cmd.Run to use another pipe and goroutine to pass
	// along stderr from adb.
	cmd.Stderr = struct{ io.Writer }{os.Stderr}