Language lawyer question

[François-Xavier Coudert]

> With gfortran on i686 linux I get ik1=1 and huge(ik1)=127, after the
> assignment  I get i=-125, and yet the do loop is executed.

As a non-language lawyer, the only part of answer I can bring is 
experimental: On most compilers I tested, the do-loop is executed once. 
Exceptions are g95 (do-loop not executed) and pgf90 (do-loop executed a huge 
number of times).

FX