func runtime/internal/atomic.Casint64

3 uses

	runtime/internal/atomic (current package)
		stubs.go#L21: func Casint64(ptr *int64, old, new int64) bool
		types.go#L73: 	return Casint64(&i.value, old, new)

	runtime
		mgcpacer.go#L860: 			if atomic.Casint64(ptr, v, v-1) {