func sync/atomic.CompareAndSwapUintptr

3 uses

	sync/atomic (current package)
		doc.go#L112: func CompareAndSwapUintptr(addr *uintptr, old, new uintptr) (swapped bool)
		type.go#L210: 	return CompareAndSwapUintptr(&x.v, old, new)

	sync
		cond.go#L105: 		!atomic.CompareAndSwapUintptr((*uintptr)(c), 0, uintptr(unsafe.Pointer(c))) &&