Test results of a recent snapshot on various Linux systems (other than the issues already reported):
Ubuntu with clang+asan+ubsan OK Alpine Linux 3.20 OK Debian 12/m68k OK CentOS 5 3 FAIL (was 4 FAIL in coreutils-9.3.156-b3afb) CentOS 6 OK CentOS 7 OK CentOS 8 OK CentOS 8 Stream OK CentOS Stream 9 OK Slackware 14 OK Slackware 15 OK Adélie 3 gnulib test failures So, on these platforms it looks good.