Re: [boost] try... catch... finally?

From: Hans Larsen (hans_at_[hidden])
Date: 2007-04-06 16:18:48

Alexander, can you upload your last solution to the vault (or send it  
directly to me) once it works?  :)

Hans

On 6-Apr-07, at 4:16 PM, Alexander Nasonov wrote:

> Andrey Semashev wrote:
>> For me the performance is of high concern. I expect the
>> BOOST_SCOPE_EXIT performance to be comparable to a hand-written scope
>> guard like that:
>>
>> struct guard
>> {
>>   ~guard()
>>   {
>>     // guard body
>>   }
>> };
>
> My last solution wraps scope-exit-block into a function, take an
> address of this function and calls it indirectly. I don't know (yet)
> if any compiler is able to optimize this call away, though.
>
>> Another thing I expect is the guard's construction error safety. I.e.
>> it may not involve things like dynamic memory allocations, TLS slot
>> acquirement, etc., and should minimize copying of any user's objects.
> It's very lightweight.
>
> -- 
> Alexander Nasonov
> http://nasonov.blogspot.com
>
> When you are arguing against Him you are arguing against the very
> power that makes you able to argue at all. -- C.S. Lewis --
>
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