Platforms

• Add Almalinux 9 support.
• Add Rockylinux 9 support.
• Add Ubuntu 24.04 LTS support.

Dependencies

C++

• abseil-cpp: 20240722.0.
• HiGHS: 1.7.2.
• googletest: v1.15.2.
• Add support for Gurobi 11.0.3

Java

• maven 3.6+

Algorithms

• Add experimental set_cover python binding.

CP-SAT

• Improve no_overlap_2d, linear propagation

What's Changed

• Updates for OpenBSD build support by @ron-at-swgy in https://github.com/google/or-tools/pull/4257
• Use correct fp_env definition for OpenBSD by @ron-at-swgy in https://github.com/google/or-tools/pull/4259
• Update SWIG flags for OpenBSD by @ron-at-swgy in https://github.com/google/or-tools/pull/4266

New Contributors

• @ron-at-swgy made their first contribution in https://github.com/google/or-tools/pull/4257

Known issues

• CP-SAT callbacks in Python, Java, .NET can slow down search performance a lot as it is possible that search will continue until the time limit is crossed even as the problems has been closed before.

Full Changelog: https://github.com/google/or-tools/compare/v9.9...v9.11