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From: Steven Watanabe (steven_at_[hidden])
Date: 2007-01-27 20:50:52


Mathias Gaunard wrote:
> I see the problem now.
> If you move the object, then the pointer in the set doesn't point to a
> valid object anymore.
> Would a move constructor that replaces the pointer in the set completely
> solve the problem?

Unfortunately, such a move constructor could throw. So we
would be left right back where we started. Making a nothrow
move constructor would require reimplementing std::set to allow
elements to be modified in a way that changes their ordering without
calling erase/insert.

In Christ,
Steven Watanabe

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