C.exit(2)
		}
		ret = true
	}()
	*nilPtr = 1
	return false
}

func CgoSigfwd() {
	if os.Getenv("GO_TEST_CGOSIGFWD") == "" {
		fmt.Fprintf(os.Stderr, "test must be run with GO_TEST_CGOSIGFWD set\n")
		os.Exit(1)
	}

	// Test that the signal originating in Go is handled (and recovered) by Go.
	if !f() {

	}
}

func TestCgoSigfwd(t *testing.T) {
	t.Parallel()
	if !goos.IsUnix {
		t.Skipf("no signals on %s", runtime.GOOS)
	}

	got := runTestProg(t, "testprogcgo", "CgoSigfwd", "GO_TEST_CGOSIGFWD=1")
	if want := "OK\n"; got != want {
		t.Fatalf("expected %q, but got:\n%s", want, got)
	}
}

func TestDestructorCallback(t *testing.T) {
	t.Parallel()