expected: "blub blix",
			},
			{
				mode: "panics",
				musthave: []string{
					"fatal error: exit hook invoked panic",
					"main.testPanics",
				},
			},
			{
				mode: "callsexit",
				musthave: []string{
					"fatal error: exit hook invoked exit",
				},
			},
			{
				mode:     "exit2",
				expected: "",
			},
		}

		exe, err := buildTestProg(t, "testexithooks", bmode)

func main() {
	flag.Parse()
	switch *modeflag {
	case "simple":
		testSimple()
	case "goodexit":
		testGoodExit()
	case "badexit":
		testBadExit()
	case "panics":
		testPanics()
	case "callsexit":
		testHookCallsExit()
	case "exit2":
		testExit2()
	default:
		panic("unknown mode")
	}
}

func testSimple() {
	f1 := func() { println("foo") }
	f2 := func() { println("bar") }