Bill Allombert on Fri, 20 Nov 2015 14:23:10 +0100


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Re: Can we remove coeff()?


On Fri, Nov 20, 2015 at 01:56:20PM +0100, Jeroen Demeyer wrote:
> Hello pari-dev,
> 
> can the macro coeff() be removed from <paricast.h>? We have gcoeff()
> which does the same thing and which is also documented (coeff is not
> in the documentation).

gcoeff does not do the same thing.
coeff() is used for 'MATSMALL' (i.e. Flm). It is a traditional libpari
interface (older than gcoeff), so we cannot easily remove it.
It is used more than 100 times in libpari.

> The coeff() macro conflicts with NTL. It's especially bad because
> coeff() is a macro and macros do not care about C++ namespaces.

You can always do
#undef coeff
after including pari.h

Cheers,
Bill.