Re: [X10-users] Conditional statement short-circuit

[Igor Peshansky]

Jim LaGrone <jlagr...@cs.uh.edu> wrote on 09/16/2009 09:25:51 PM:

> Do X10 conditional statements have a short-circuit mechanism?
> 
> Suppose the statement
> 
>    if ( A && B )
>       doWork();
> 
> When A==false, will B be evaluated?
> 
> Suppose the statement
> 
>    if ( A || B )
>       doWork();
> 
> When A==true, will B be evaluated?

Conditionals for booleans do have short circuiting behavior.  However,
if one overloads these operators for a user-level class, they will
not short circuit.
        Igor
-- 
Igor Peshansky  (note the spelling change!)
IBM T.J. Watson Research Center
XJ: No More Pain for XML's Gain (http://www.research.ibm.com/xj/)
X10: Parallel Productivity and Performance (http://x10.sf.net/)


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