This bug was fixed in the package casacore - 3.5.0-4ubuntu1
--------------- casacore (3.5.0-4ubuntu1) mantic; urgency=medium
* Build with -O2 on ppc64el to avoid FTBFS (LP: #2037921).
-- Vladimir Petko <email address hidden> Mon, 02 Oct 2023 10:17:06 +1300
This bug was fixed in the package casacore - 3.5.0-4ubuntu1
---------------
casacore (3.5.0-4ubuntu1) mantic; urgency=medium
* Build with -O2 on ppc64el to avoid FTBFS (LP: #2037921).
-- Vladimir Petko <email address hidden> Mon, 02 Oct 2023 10:17:06 +1300