A new ia32 backend

Norbert Berzen norbert@dune.gia.rwth-aachen.de
Wed Jun 16 06:35:00 GMT 1999


Richard Henderson wrote in < 19990615224736.A29894@cygnus.com >: 

>...
>	while (a--) { /* nothing dependant on a */ }
>    becomes
>	if (a) do { ... } while (--a);
>...

Is it really equivalent? Even if `(a == 0)' just before
the two lines?

-- 
Norbert


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