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From: Jeff Garland (jeff_at_[hidden])
Date: 2006-08-27 16:45:11

Peter Dimov wrote:
> Jeff Garland wrote:
>> The current lexical_cast makes no claim of thread safety so why would
>> you expect an optimization to?
> The default level of thread safety shall always be "basic", and since
> lexical_cast has no state, this means that it should be usable in a threaded
> program without explicit synchronization.
> Components wouldn't be able to use lexical_cast for fear of stepping on each
> other's toes otherwise.

They can't. lexical_cast uses iostreams which has global data like the global
locale and no guarantee of "thread safety" w.r.t to this global state.


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