Xpress: empty bound check not working
Open
Bug
Solver: MathOpt
Solver: Xpress
- Dominant language
- C++
- Stars
- 14.1k
- Forks
- 2.5k
- Avg merge
- 8h 39m
- Merged PRs (30d)
- 72
Description
For SCIP and GLPK the following test pass since integer round leading to empty bound is correctly managed
We should try to improve xpress_solver to have the same behaviour...
https://github.com/google/or-tools/blob/4336f9f3aeedd5462ee0008116b1a2a1e7d633ef/ortools/math_opt/solver_tests/mip_tests.cc#L141-L157
ref: GLPK implem...
https://github.com/google/or-tools/blob/4336f9f3aeedd5462ee0008116b1a2a1e7d633ef/ortools/math_opt/solvers/glpk_solver.cc#L1782-L1809
https://github.com/google/or-tools/blob/4336f9f3aeedd5462ee0008116b1a2a1e7d633ef/ortools/math_opt/solvers/glpk_solver.cc#L1090-L1098
Contributor guide
Assessment
This issue has not been assessed yet.