// linker).
			//
			// This matches the initialization of ToolDir in go/build, except for
			// using ctxt.GOROOT and the installed GOOS and GOARCH rather than the
			// GOROOT, GOOS, and GOARCH reported by the runtime package.
			build.ToolDir = filepath.Join(GOROOTpkg, "tool", installedGOOS+"_"+installedGOARCH)
		}
	}
}

// Experiment configuration.
var (

	for _, name := range bootstrapDirs {
		if !strings.HasPrefix(name, "cmd/") {
			continue
		}
		name = name[len("cmd/"):]
		if !strings.Contains(name, "/") {
			copyfile(pathf("%s/%s%s", tooldir, name, exe), pathf("%s/bin/%s%s", workspace, name, exe), writeExec)
		}
	}

	if vflag > 0 {
		xprintf("\n")
	}
}

		{Name: "GOROOT", Value: cfg.GOROOT},
		{Name: "GOSUMDB", Value: cfg.GOSUMDB, Changed: cfg.GOSUMDBChanged},
		{Name: "GOTMPDIR", Value: cfg.Getenv("GOTMPDIR")},
		{Name: "GOTOOLCHAIN"},
		{Name: "GOTOOLDIR", Value: build.ToolDir},
		{Name: "GOVCS", Value: cfg.GOVCS},
		{Name: "GOVERSION", Value: runtime.Version()},
		{Name: "GODEBUG", Value: os.Getenv("GODEBUG")},
		{Name: "GOTELEMETRY", Value: telemetry.Mode()},