[cfe-dev] Asymmetric lower_bound
Jakob Stoklund Olesen
stoklund at 2pi.dk
Mon Aug 16 15:19:14 PDT 2010
On Aug 16, 2010, at 2:40 PM, Howard Hinnant wrote:
>
> The LWG has consistently affirmed over the years that lower_bound and upper_bound tolerate asymmetric compares (but in opposite senses).
>
> lower_bound only requires:
>
> *j < value or comp(*j, value)
>
> upper_bound only requires:
>
> (value < *j) or comp(value, *j)
>
> -Howard
Thanks,
I guess we will have to keep the other operator< around for MSVC's sake.
/jakob
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