//
// WARNING: This command runs after cmd/dist is built with the Go bootstrap toolchain.
// It rebuilds and installs cmd/dist with the new toolchain, so other
// commands (like "go tool dist test" in run.bash) can rely on bug fixes
// made since the Go bootstrap version, but this function cannot.
func cmdbootstrap() {
	timelog("start", "dist bootstrap")
	defer timelog("end", "dist bootstrap")

// It uses $CC if set, or else $GCC, or else the compiler recorded
// during the initial build as defaultCC.
// defaultCC is defined in zdefaultcc.go, written by cmd/dist.
//
// The compiler command line is split into arguments on whitespace. Quotes
// are understood, so arguments may contain whitespace.
//
// checkGCCBaseCmd confirms that the compiler exists in PATH, returning

			}
			web.EnableTestHooks(interceptors)
		}

		cmdgo.Main()
		os.Exit(0)
	}
	os.Setenv("CMDGO_TEST_RUN_MAIN", "true")

	// $GO_GCFLAGS a compiler debug flag known to cmd/dist, make.bash, etc.
	// It is not a standard go command flag; use os.Getenv, not cfg.Getenv.
	if os.Getenv("GO_GCFLAGS") != "" {
		fmt.Fprintf(os.Stderr, "testing: warning: no tests to run\n") // magic string for cmd/go

	// separate binary from dist so it need not build with the bootstrap
	// toolchain.
	//
	// TODO(prattmic): If we split dist bootstrap and dist test then this
	// could be simplified to directly use internal/sysinfo here.
	return t.dirCmd(filepath.Join(goroot, "src/cmd/internal/metadata"), gorootBinGo, []string{"run", "main.go"}).Run()
}

// testName returns the dist test name for a given package and variant.