func f(t *testing.T) {
	t.Fatal("TestFailed")
}

func TestBadFatal(t *testing.T) {
	go f(t) // want "call to .+T.+Fatal from a non-test goroutine" but currently not

	g := func(t *testing.T) {
		t.Fatal("TestFailed")
	}
	go g(t) // want "call to .+T.+Fatal from a non-test goroutine" but currently not
}