// otherwise under race detector the samples will be in the race runtime.
func cpuHog1(x int) int {
	return cpuHog0(x, 1e5)
}

func cpuHog0(x, n int) int {
	foo := x
	for i := 0; i < n; i++ {
		if foo > 0 {
			foo *= foo
		} else {
			foo *= foo + 1
		}
	}
	return foo
}

func cpuHog2(x int) int {
	foo := x
	for i := 0; i < 1e5; i++ {
		if foo > 0 {
			foo *= foo
		} else {