XPost: comp.lang.pl1   
   From: gah@ugcs.caltech.edu   
      
   Brooks Moses wrote:   
      
   (snip)   
      
   > Thus, I would recommend that the language standard say that array   
   > assignments where the right-hand side depends on data which is aliased   
   > with the left-hand side are simply illegal code, and in those cases the   
   > result is undefined.   
      
   I agree.  That is why I find it surprising that both Fortran and PL/I   
   do define this operation.  Even worse, the Fortran FORALL statement,   
   specifically designed to allow parallel operation, also defines   
   the result (sometimes requiring a temporary array).   
      
   -- glen   
      
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