[Gluster-devel] An interesting take on GoTo statement by Dijkstra -

[Nagaprasad Sathyanarayana]

Thanks Jeff and Kaleb for providing a good insight. 

At least in Gluster code I have not come across any use of go to other than forward and out.  

On 16-Jan-2015, at 12:21 am, Jeff Darcy <jdarcy at redhat.com> wrote:

>> Since the goto idiom that Gluster uses generates the same code — which
>> is what matters — I gave up my short-lived battle for not using it.
> 
> One handy rule of thumb is based on whether a "goto" is forward or back,
> in (to a loop or other control contruct) or out.  Forward and out are
> generally OK - no worse than extra state flags and better than code
> duplication - so they generally don't bother me.  A handful of times in
> my entire career, I've seen a backward goto that was (weakly) justified.
> I've never seen an inward goto that was anything but pure evil, and I
> don't expect to.  Fortunately, many people don't even know they're
> possible, so they're rare.
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