Bug#1126688: openblas causes slepc4py test failure on ppc64el: Error in LAPACK subroutine gesvd: info=127
Drew Parsons <[email protected]> Mon, 23 Feb 2026 12:36:18 +0100
| Newsgroups | gmane.linux.debian.ports.powerpc |
|---|---|
| Message-ID | <177184657895.1528009.16255184126248073069.reportbug__10634.4136221864$1771846770$gmane$org@sandy> |
Source: openblas Followup-For: Bug #1126688 X-Debbugs-Cc: [email protected] User: [email protected] Usertags: ppc64el Control: tags 1126688 upstream patch Upstream has been able to reproduce the error and identified that it occurs when -O3 optimisation is used. They've prepared a workaround patch enforcing -O2 in the problematic section of code, https://github.com/OpenMathLib/OpenBLAS/pull/5656