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Re: [v3] libstdc++/16612

Paolo Carlini wrote:

Nathan suggests avoiding sharing the empty rep: I think we should explore that,
is a promising idea, indeed.

Today, while being out of town, I had the time to study this proposal in some detail:
seems absolutely feasible, actually. I'm now working on it and probably a draft will
be ready in 1-2 days. I expect a slight slow-down of the empty string constructor but
good performance in all the other cases.

Paolo.

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