CSym  bool
		Found bool
	}
	var syms = []symType{
		{"B", "mylib.Testdata", false, false},
		{"T", "mylib.Testfunc", false, false},
	}
	if iscgo {
		syms = append(syms, symType{"B", "mylib.TestCgodata", false, false})
		syms = append(syms, symType{"T", "mylib.TestCgofunc", false, false})
		if runtime.GOOS == "darwin" || runtime.GOOS == "ios" || (runtime.GOOS == "windows" && runtime.GOARCH == "386") {

	}
}

// testgo sets up for a test that runs testgo.
func testgo(t *testing.T) *testgoData {
	t.Helper()
	testenv.MustHaveGoBuild(t)
	testenv.SkipIfShortAndSlow(t)

	return &testgoData{t: t}
}

// must gives a fatal error if err is not nil.
func (tg *testgoData) must(err error) {
	tg.t.Helper()
	if err != nil {
		tg.t.Fatal(err)
	}
}