On Fri, 15 Feb 2019 11:29:10 -0600, Robert Wessel   
    wrote:   
   >   
   >Yes, but it accepts the longer string with additional leading zeros.   
   >So I'm guessing a two part check.  An early out when the string   
   >becomes too long, and then an actual range check on the resulting   
   >value.   
   >   
   I think you're quite right, but when MASM became 64-bit they could   
   (should?) have doubled the string size :-)   
   --   
   aen   
      
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