do {} while(0)

wu_yb (wu_yb@263.net)
Mon, 28 Jun 1999 16:23:23 +0800

There are many
do {} while(0) ;
do { ... } while(0) ;
in kernel source.
Any difference between {} and do {} while(0); or
{ ... } and do {...} while(0). Are there any
special effect ?

Thanks very much

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