Hi Neil! :-)

 NH>        (ie:  (for n=0; n that I would consider it only natural that any optimizing compiler 
 NH> would do what you did, only automatically.  Is this the case?
It depends much on the compiler in use. This kind of problem is quite hard
since you need to look at the instructions inside the loop to figure out
whether they might modify memory pointed to by "target". If they
do, the result of the strlen() might change.

Ciao
Pascal

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