title: Intel assembly lea instruction
body: <p>Are the expressions </p>
  
  <pre><code>lea edx, [0+eax*4]
  
  lea edx, [eax*4]
  </code></pre>
  
  <p>identical?</p>
  
  <p>Is there any important point of using +0(zero)? </p>
  
  <p>Does it effect the performance / result? </p>