XPost: comp.lang.c   
   From: rjh@cpax.org.uk   
      
   On 01/04/15 09:12, Thomas Jahns wrote:   
   > On 03/30/15 13:17, jacob navia wrote:   
   >> I do not have the proof of it. Maybe one of the math people can help me out?   
   >   
   > Testing for integer multiplication overflow can be surprisingly involved in   
   the   
   > general case:   
   >   
   > http://www.fefe.de/intof.html   
      
   At least at first glance, that page looks like someone has actually   
   taken the trouble to think about it. Do you know who wrote the page?   
      
   --   
   Richard Heathfield   
   Email: rjh at cpax dot org dot uk   
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