More so, using &#x27;JO&#x27; (jump overflow) after every signed operation isn&#x27;t that expensive, speedwise (branch prediction for the win) but it does make the code larger.  <a href="http:&#x2F;&#x2F;boston.conman.org&#x2F;2015&#x2F;09&#x2F;07.1" rel="nofollow">http:&#x2F;&#x2F;boston.conman.org&#x2F;2015&#x2F;09&#x2F;07.1</a>