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Subject: Re: [Boost-users] Boost.Ranges 2.0 algorithms accepting a const reference
From: Neil Groves (neil_at_[hidden])
Date: 2010-07-12 19:13:02

On Sun, Jul 11, 2010 at 5:37 PM, Stefano <pelux_at_[hidden]> wrote:

> > You are entirely correct. The reverse function is missing the const
> overload,
> and this will cause a problem when returning a temporary to a constant
> range
> that has mutable elements. A workaround, which I expect you have already
> thought
> of, would be to hold a const reference to the range in a variable and pass
> this
> into reverse.I shall put a correction into the trunk as soon as possible. I
> shall also review all of the algorithm functions for similar mistakes.I
> apologize for my oversight and for any inconvenience this has caused.
> The correction to the temporary lifetime issues is committed to the trunk
along with a lot of new test cases. This has introduced some regressions for
compilers that can't seem to pick the appropriate const versus non-const
overloads. I am working on removing the regression while preserving the
capability of working with temporaries.

I hope this helps.

Neil Groves

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