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Subject: Re: [boost] [xint] Third release is ready, requesting preliminary review
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2010-05-05 11:06:53

Chad Nelson wrote:
> On 05/04/2010 02:23 PM, Stewart, Robert wrote:
> >>> It looks as if you haven't taken advantage of building some of
> >>> the relational operators on the others. For example, >= is !<.
> >>> That is, many of the operators should be inlined and only a few
> >>> need to be implemented.
> >>
> >> I'm not sure I see your point. They all consist of a single
> >> function call and an int comparison, so the compiler will probably
> >> inline them regardless.
> >
> > I didn't see the implementation of those, so I assumed that
> > they were declarations of non-inlined functions.
> I believe they are, but I also believe that the compiler is
> smart enough
> to change them to inlined functions. It wouldn't be any major
> difficulty to make that explicit though.
> bool operator==(const integer &num1, const integer &num2) {
> return compare(num1, num2)==0; }
> bool operator!=(const integer& num1, const integer& num2) {
> return compare(num1, num2)!=0; }
> bool operator<(const integer& num1, const integer& num2) {
> return compare(num1, num2)<0; }
> bool operator>(const integer& num1, const integer& num2) {
> return compare(num1, num2)>0; }
> bool operator<=(const integer& num1, const integer& num2) {
> return compare(num1, num2)<=0; }
> bool operator>=(const integer& num1, const integer& num2) {
> return compare(num1, num2)>=0; }

Having found the definition of compare() for a previous post, I have now found the definition of those operators. Since they are in a .cpp file, they cannot be inlined. You need to move them to integer.hpp (or integer.ipp, if you prefer) for that.

Rob Stewart robert.stewart_at_[hidden]
Software Engineer, Core Software using std::disclaimer;
Susquehanna International Group, LLP

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