https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104951
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- https://github.com/scale-snu/ckks-gpu-core/issues/1 https://stackoverflow.com/questions/60824242/suddenly-getting-builtin-ia32-sqrtsd-round-is-undefined-with-nvcc-gcc I think this is a bug in PaddlePaddle build system.