On Wed, 8 Feb 2023 at 09:10, <henri.cloetens@blueice.be> wrote: > > Dear Sergey, добрий ден ! > > This is most likely because, on the machine you are using, > the type long double is emulated in software, and the way it is > emulated is different in both versions. I think the most likely is x86 vs x86-64.