Subject: Re: [boost] [numeric_limits] min() for floating point versus integers (Was: [xint] Third release is ready, requesting preliminary review)
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2010-05-04 10:22:40
> Stewart, Robert wrote :
> > DE wrote:
> >> typedef std::numeric_limits<type> traits;
> >> const type realy_min = traits::is_integer ? traits::min() :
> >> -traits::max();
> > That only works for unsigned types.
> it does work for bounded signed and unsigned integers, unbounded
> unsigned integers and also for floating point values (with
Signed integer types use two's complement, so the absolute value of the largest positive and largest negative value differs.
Rob Stewart robert.stewart_at_[hidden]
Software Engineer, Core Software using std::disclaimer;
Susquehanna International Group, LLP http://www.sig.com
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