flag.StringVar(&t.runRxStr, "run", "",
		"run only those tests matching the regular expression; empty means to run all. "+
			"Special exception: if the string begins with '!', the match is inverted.")
	flag.BoolVar(&t.msan, "msan", false, "run in memory sanitizer builder mode")
	flag.BoolVar(&t.asan, "asan", false, "run in address sanitizer builder mode")
	flag.BoolVar(&t.json, "json", false, "report test results in JSON")

		// The return value is on the Go stack. If we are using msan,
		// and if the C value is partially or completely uninitialized,
		// the assignment will mark the Go stack as uninitialized.
		// The Go compiler does not update msan for changes to the
		// stack. It is possible that the stack will remain
		// uninitialized, and then later be used in a way that is
		// visible to msan, possibly leading to a false positive.

	// excludes these objects (and hence only goes up between GCs).
	//
	// To reduce contention, this is updated only when obtaining a span
	// from an mcentral and at this point it counts all of the unallocated
	// slots in that span (which will be allocated before that mcache
	// obtains another span from that mcentral). Hence, it slightly
	// overestimates the "true" live heap size. It's better to overestimate

  google.protobuf.BoolValue debug = 1;

  // The global default max number of attributes per span.
  uint32 maxNumberOfAttributes = 2;

  // The global default max number of annotation events per span.
  uint32 maxNumberOfAnnotations = 3;

  // The global default max number of message events per span.
  uint32 maxNumberOfMessageEvents = 4;
}

message BaseConfig {

  builder: Builder,
) : Call.Factory, WebSocket.Factory {
  @get:JvmName("dispatcher")
  val dispatcher: Dispatcher = builder.dispatcher

  /**
   * Returns an immutable list of interceptors that observe the full span of each call: from before
   * the connection is established (if any) until after the response source is selected (either the
   * origin server, cache, or both).
   */
  @get:JvmName("interceptors")

        "mark_for_compilation_pass_test.cc",
        "partially_decluster_pass_test.cc",
        "rearrange_function_argument_pass_test.cc",
    ],
    tags = [
        # TODO(b/141643254) Re-enable msan after fixing
        # use-of-uninitialized-value error.
        "nomsan",
    ] + tf_cuda_tests_tags(),
    deps = [
        ":common",
        ":compilability_check_util",
        ":compilation_passes",

	if *flagInstallSuffix != "" {
		suffixsep = "_"
		suffix = *flagInstallSuffix
	} else if *flagRace {
		suffixsep = "_"
		suffix = "race"
	} else if *flagMsan {
		suffixsep = "_"
		suffix = "msan"
	} else if *flagAsan {
		suffixsep = "_"
		suffix = "asan"
	}

	if buildcfg.GOROOT != "" {

		}
		defer func() {
			if err := close(); err != nil {
				base.Fatalf("failed to stop trace: %v", err)
			}
		}()
	}

	ctx, span := trace.StartSpan(ctx, fmt.Sprint("Running ", cmd.Name(), " command"))
	defer span.Done()

	work.FindExecCmd() // initialize cached result

	work.BuildInit()
	work.VetFlags = testVet.flags
	work.VetExplicit = testVet.explicit

	tg.run("list", "-f", "{{.SysoFiles}}", "syso")
	tg.grepStdout("a.syso", "missing syso file with CGO_ENABLED=0")

	tg.setenv("CGO_ENABLED", "1")
	tg.run("list", "-msan", "-f", "{{.SysoFiles}}", "syso")
	tg.grepStdoutNot("a.syso", "unexpected syso file with -msan")
}

// Issue 16120.
func TestGenerateUsesBuildContext(t *testing.T) {
	if runtime.GOOS == "windows" {
		t.Skip("this test won't run under Windows")
	}

}

namespace {
Node* MakeStageNode(GraphDefBuilder& builder, string name,
                    std::initializer_list<DataType> dtypes,
                    absl::Span<const ops::NodeOut> values) {
  auto opts = builder.opts()
                  .WithName(std::move(name))
                  .WithAttr("dtypes", std::move(dtypes));
  if (opts.HaveError()) {
    return nullptr;