From: no.spam.here@its.invalid   
      
   On 7/19/2013 1:11 AM, Mathias Gaunard wrote:   
   > On Friday, June 28, 2013 3:57:42 PM UTC+2, Gon Solo wrote:   
   >> Is there a better way in C++ to make a very simple for loop look very   
   >> simple?   
   >>   
   >> #define FOR(i, x) for(int i = 0; i < x; ++i)   
   >   
   > Your may want your macro to ensure x is only evaluated once.   
   >   
   > A possible solution could be   
   >   
   > for(bool _once = true; _once; )   
   >    for(__typeof__(x) _x_val = x; _once; _once = false)   
   >      for(int i = 0; i < _x_val; ++i)   
   >   
   >   
      
   This code is, of course, either 1) compiler specific, or   
   2) ill formed.   
      
   __typeof__() is reserved to the compiler.  This means that   
   it's either a compiler specific extension, or it's defined   
   by the user, in which case it's ill-formed code.   
      
      
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