Re: building under x64

Posted by tamasrs (Bugzilla) on Feb 16, 2009; 8:53am
URL: http://quantlib.414.s1.nabble.com/building-under-x64-tp12665p12677.html

indeed:

http://www.viva64.com/content/articles/64-bit-development/?f=PortSample.html&lang=en&content=64-bit-development

Best,

Tamas


On 16 Feb 2009, at 08:23, Bojan Nikolic wrote:

>
> Hi Mark & Tamas,
>
> It is unlikely to be a problem with flags (-fPIC is for "position
> independent code" so something that would come up at linking stage).
>
> If you are getting zeros as the NULL template values the most likely
> reason is that the template null hasn't been specialised for a type
> that is being used. See the file:
>
> ql/utilities/null.hpp
>
>     // BN: This is the un-specialised  version which returns Type()
>     // which will be zero
>
>    //! template class providing a null value for a given type.
>    template <class Type>
>    class Null {
>      public:
>        Null() {}
>        operator Type() const { return Type(); }
>    };
>
>    // Specialised versions follow....
>
> I suspect you need to add  a specialisation for the size_t type since
> on 64bit windows size_t is (I think) not the same type as unsigned
> int.
>
> Best,
> Bojan
>
>
>
>
> --  
> Bojan Nikolic          ||          http://www.bnikolic.co.uk
>
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-OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
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