Re: small patch to suppress a warning

2021-02-16 Thread Niels Möller
Stephan Pleines writes: > So what is the verdict in this patch please? Adding the pair of parentheses makes the code slightly more readable to me. But it would still be nice if you could say what the warninsg message to be suppressed is, and which compiler and version produces that warning.

Re: Limitation of the mpz_get_str function

2021-02-16 Thread Paul Zimmermann
Hi Christophe, this issue is known since several years: https://gmplib.org/list-archives/gmp-bugs/2019-September/004633.html Paul > From: Christophe Clavier > Date: Tue, 16 Feb 2021 14:22:20 +0100 > > Dear GMP developers, > > I currently have to deal with huge numbers (several

Re: Limitation of the mpz_get_str function

2021-02-16 Thread Vincent Lefevre
On 2021-02-16 14:22:20 +0100, Christophe Clavier wrote: > I suggest to modify the type of i to long int or to unsigned long int. long or unsigned long may still be on 32 bits, e.g. under MS Windows. I think that a more appropriate type in the context of a string (or more generally an array of

Re: small patch to suppress a warning

2021-02-16 Thread Stephan Pleines
So what is the verdict in this patch please? On Thu, Feb 11, 2021 at 5:06 AM Hans Åberg wrote: > > > On 11 Feb 2021, at 11:45, Torbjörn Granlund wrote: > > > > I think there might be better places to discuss compiler warnings than > > the gmp-bugs list. > > > > I think most of us agree that

Limitation of the mpz_get_str function

2021-02-16 Thread Christophe Clavier
Dear GMP developers, I currently have to deal with huge numbers (several billions decimal digits) which I need to convert in strings of digits with mpz_get_str. I noticed that this function produces an incorrect result when the number of digits exceeds 2^31. The reason lies in the loop that