> On 20 Oct 2019, at 22:14, Torbjörn Granlund <t...@gmplib.org> wrote: > > Hans Åberg <haber...@telia.com> writes: > >> I believe we assume signed integers are in two's complement. > > Strictly, it is for signed overflows one cannot assume modulo 2^n, n = > number of bits. For the unsigned integer types it is required, > though. > > Believe it or not, but the GMP devs are pretty good at computer > arithmetic.
Sorry for offending you: My response was to the part you snipped, which you did not detail. And on the Bison list a very savvy C programmer suggested the rule was one’s complement legacy, apparently not realizing modern optimization use. _______________________________________________ gmp-bugs mailing list gmp-bugs@gmplib.org https://gmplib.org/mailman/listinfo/gmp-bugs
