Bug#1126688: openblas causes slepc4py test failure on ppc64el: Error in LAPACK subroutine gesvd: info=127

[Drew Parsons]

On 2026-03-04 20:52, Sébastien Villemot wrote:
> 
> Actually I consider this as a bug in the Debian packaging, because
> optimization flags are supposed to be taken from dpkg-buildflags. This
> is actually the case for most architectures, but on ppc64el the -O3
> flag is indeed taken from upstream build system, and this should
> ideally be changed.

All the same, not a bug in the packaging as such,
but rather a (different) bug in the upstream build system
if it's disregarding CFLAGS set in the build environemnt.

Drew