[PATCH] Use strlen when searching for a nul char

[Andreas Schwab]

Joseph Myers <joseph@codesourcery.com> writes:

> (And please accompany performance claims such as "faster on most targets" 
> with figures from the benchtests or a reason it's hard to produce such 
> figures.  In this case I think the transformation could be justified for 
> GCC as something architecture-independent without specific performance 
> claims - strlen being inherently simpler because it only ever has to 
> search for 0 bytes, so it should never be asymptotically slower than the 
> alternative and may be faster.)

On the debit side you have to keep the value of the pointer around in
order to add it afterwards.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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