Dear Vincent,
Thank you very much!
This solution have solved my confusion.
Thanks and Regards,
Balamurugan R
On 09/16/2013 03:24 PM, Vincent Lefevre-3 [via gcc] wrote:
> On 2013-09-16 11:46:43 +0200, Vincent Lefevre wrote:
>
> > On 2013-09-15 20:37:51 -0400, Tim Prince wrote:
> > > On 9/15/2013 3:42 PM, Arbol One wrote:
> > > >Use a 'long long' value instead of a 'double'.
> > ^^^^^^^^^
> > long double
> >
> > > >
> > > >#include <iostream>
> > > >#include <math.h>
> > > >
> > > >using namespace std;
> > > >int main() {
> > > > long long temp = 0.0;
> > ^^^^^^^^^
> > long double
> >
> > > > temp = pow(2, 2000);
> > > > cout << "The value of tmp is: " << temp << endl;
> > > >
> > > > return 0;
> > > >}
> > > >
> > > :s/pow/powl/
> > > but not all math libraries invoked by some gcc implementations
> will work.
> >
> > And on some platforms (ARM, PowerPC), "long double" has the same range
> > of "double".
>
> I forgot to say... If long double is not sufficient, you can
> consider GNU MPFR. The maximum exponent is around 2^30 by default,
> and it can be increased to 2^62 on 64-bit machines.
>
> There's also DPE <https://gforge.inria.fr/projects/dpe/> but AFAIK,
> it doesn't support many functions.
>
> --
> Vincent Lefèvre <[hidden email]
> </user/SendEmail.jtp?type=node&node=968663&i=0>> - Web:
> <http://www.vinc17.net/>
> 100% accessible validated (X)HTML - Blog: <http://www.vinc17.net/blog/>
> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
>
>
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