Index: head/math/or-tools/Makefile
===================================================================
--- head/math/or-tools/Makefile	(revision 559628)
+++ head/math/or-tools/Makefile	(revision 559629)
@@ -1,37 +1,43 @@
 # $FreeBSD$
 
 PORTNAME=	or-tools
 DISTVERSIONPREFIX=	v
-DISTVERSION=	7.7
-PORTREVISION=	1
+DISTVERSION=	8.1
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Google's Operations Research tools
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE-2.0.txt
 
 LIB_DEPENDS=	libabsl_base.so:devel/abseil \
 		libCbc.so:math/cbc \
 		libCgl.so:math/cgl \
 		libOsiClp.so:math/clp \
 		libgflags.so:devel/gflags \
 		libglog.so:devel/glog \
 		libprotobuf.so:devel/protobuf
 
-USES=		blaslapack cmake compiler:c++11-lang pkgconfig
+USES=		blaslapack cmake compiler:c++17-lang pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	google
 USE_LDCONFIG=	yes
 
 CMAKE_OFF=	BUILD_DEPS INSTALL_BUILD_DEPS BUILD_PYTHON BUILD_EXAMPLES
 CONFIGURE_ENV=	UNIX_CBC_DIR=${LOCALBASE} UNIX_CLP_DIR=${LOCALBASE}
+
+OPTIONS_DEFINE=		SCIP
+#OPTIONS_DEFAULT=	SCIP
+
+SCIP_DESC=		Use the SCIP solver # SCIP package isn't built because of licensing restrictions
+SCIP_CMAKE_BOOL=	USE_SCIP
+SCIP_LIB_DEPENDS=	libscip.so:math/SCIP
 
 post-configure: # https://github.com/google/or-tools/issues/2109
 	@${REINPLACE_CMD} -e 's|protobuf::protoc|protoc -I${LOCALBASE}/include| ; s|protobuf$$:$$:protoc||' ${BUILD_WRKSRC}/build.ninja
 
 post-install:
 	@${FIND} ${STAGEDIR}${PREFIX} -type d -empty -delete
 
 .include <bsd.port.mk>
Index: head/math/or-tools/distinfo
===================================================================
--- head/math/or-tools/distinfo	(revision 559628)
+++ head/math/or-tools/distinfo	(revision 559629)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1595281509
-SHA256 (google-or-tools-v7.7_GH0.tar.gz) = d20eb031ea3f1b75e55e44ae6acdb674ee6fb31e7a56498be32dc83ba9bc13bd
-SIZE (google-or-tools-v7.7_GH0.tar.gz) = 184809285
+TIMESTAMP = 1607763769
+SHA256 (google-or-tools-v8.1_GH0.tar.gz) = beb9fe379977033151045d0815d26c628ad99d74d68b9f3b707578492723731e
+SIZE (google-or-tools-v8.1_GH0.tar.gz) = 232290953
Index: head/math/or-tools/files/patch-ortools_util_fp__utils.h
===================================================================
--- head/math/or-tools/files/patch-ortools_util_fp__utils.h	(revision 559628)
+++ head/math/or-tools/files/patch-ortools_util_fp__utils.h	(nonexistent)
@@ -1,11 +0,0 @@
---- ortools/util/fp_utils.h.orig	2020-07-20 23:21:30 UTC
-+++ ortools/util/fp_utils.h
-@@ -83,6 +83,8 @@ class ScopedFloatingPointEnv {
-     excepts &= FE_ALL_EXCEPT;
- #ifdef __APPLE__
-     fenv_.__control &= ~excepts;
-+#elif defined(__FreeBSD__)
-+    //fesetexceptflag(&fenv_, excepts);
- #else  // Linux
-     fenv_.__control_word &= ~excepts;
- #endif

Property changes on: head/math/or-tools/files/patch-ortools_util_fp__utils.h
___________________________________________________________________
Deleted: fbsd:nokeywords
## -1 +0,0 ##
-yes
\ No newline at end of property
Deleted: svn:eol-style
## -1 +0,0 ##
-native
\ No newline at end of property
Deleted: svn:mime-type
## -1 +0,0 ##
-text/plain
\ No newline at end of property
Index: head/math/or-tools/pkg-plist
===================================================================
--- head/math/or-tools/pkg-plist	(revision 559628)
+++ head/math/or-tools/pkg-plist	(revision 559629)
@@ -1,300 +1,365 @@
-bin/costas_array_sat
-bin/cvrp_disjoint_tw
-bin/cvrptw
-bin/cvrptw_with_breaks
-bin/cvrptw_with_refueling
-bin/cvrptw_with_resources
-bin/cvrptw_with_stop_times_and_resources
-bin/dimacs_assignment
-bin/dobble_ls
-bin/flow_api
-bin/frequency_assignment_problem
-bin/golomb_sat
-bin/integer_programming
-bin/jobshop_sat
+bin/assignment_mip
+bin/assignment_sat
+bin/basic_example
+bin/bin_packing_mip
+bin/binpacking_problem_sat
+bin/bool_or_sample_sat
+bin/channeling_sample_sat
+bin/cp_is_fun_sat
+bin/earliness_tardiness_cost_sample_sat
+bin/fz
+bin/integer_programming_example
+bin/interval_sample_sat
 bin/knapsack
-bin/linear_assignment_api
-bin/linear_programming
-bin/linear_solver_protocol_buffers
-bin/magic_square_sat
-bin/max_flow
-bin/min_cost_flow
-bin/mps_driver
-bin/network_routing_sat
-bin/nqueens
-bin/pdptw
-bin/random_tsp
-bin/shift_minimization_sat
-bin/solve
-bin/sports_scheduling_sat
-bin/strawberry_fields_with_column_generation
-bin/weighted_tardiness_sat
+bin/linear_programming_example
+bin/literal_sample_sat
+bin/minimal_jobshop_cp
+bin/mip_var_array
+bin/multiple_knapsack_mip
+bin/multiple_knapsack_sat
+bin/no_overlap_sample_sat
+bin/nurses_cp
+bin/optional_interval_sample_sat
+bin/rabbits_and_pheasants_cp
+bin/rabbits_and_pheasants_sat
+bin/ranking_sample_sat
+bin/reified_sample_sat
+bin/search_for_all_solutions_sample_sat
+bin/simple_cp_program
+bin/simple_knapsack_program
+bin/simple_lp_program
+bin/simple_ls_program
+bin/simple_max_flow_program
+bin/simple_min_cost_flow_program
+bin/simple_mip_program
+bin/simple_routing_program
+bin/simple_sat_program
+bin/solution_hinting_sample_sat
+bin/solve_and_print_intermediate_solutions_sample_sat
+bin/solve_with_time_limit_sample_sat
+bin/step_function_sample_sat
+bin/stop_after_n_solutions_sample_sat
+bin/tsp
+bin/tsp_circuit_board
+bin/tsp_cities
+bin/tsp_cities_routes
+bin/tsp_distance_matrix
+bin/vrp
+bin/vrp_capacity
+bin/vrp_drop_nodes
+bin/vrp_global_span
+bin/vrp_initial_routes
+bin/vrp_pickup_delivery
+bin/vrp_pickup_delivery_fifo
+bin/vrp_pickup_delivery_lifo
+bin/vrp_resources
+bin/vrp_routes
+bin/vrp_starts_ends
+bin/vrp_time_windows
+bin/vrp_with_time_limit
+bin/vrptw_store_solution_data
 include/ortools/algorithms/dense_doubly_linked_list.h
 include/ortools/algorithms/dynamic_partition.h
 include/ortools/algorithms/dynamic_permutation.h
 include/ortools/algorithms/find_graph_symmetries.h
 include/ortools/algorithms/hungarian.h
 include/ortools/algorithms/knapsack_solver.h
 include/ortools/algorithms/knapsack_solver_for_cuts.h
 include/ortools/algorithms/sparse_permutation.h
 include/ortools/base/accurate_sum.h
 include/ortools/base/adjustable_priority_queue-inl.h
 include/ortools/base/adjustable_priority_queue.h
 include/ortools/base/base_export.h
 include/ortools/base/basictypes.h
 include/ortools/base/bitmap.h
 include/ortools/base/cleanup.h
 include/ortools/base/commandlineflags.h
+include/ortools/base/container_logging.h
+include/ortools/base/dynamic_library.h
 include/ortools/base/encodingutils.h
 include/ortools/base/file.h
 include/ortools/base/filelineiter.h
 include/ortools/base/hash.h
 include/ortools/base/int_type.h
-include/ortools/base/int_type_indexed_vector.h
 include/ortools/base/integral_types.h
 include/ortools/base/iterator_adaptors.h
 include/ortools/base/jniutil.h
+include/ortools/base/log_severity.h
 include/ortools/base/logging.h
+include/ortools/base/logging_export.h
+include/ortools/base/logging_utilities.h
 include/ortools/base/macros.h
 include/ortools/base/map_util.h
 include/ortools/base/mathutil.h
 include/ortools/base/murmur.h
 include/ortools/base/protobuf_util.h
 include/ortools/base/protoutil.h
 include/ortools/base/ptr_util.h
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+include/ortools/base/raw_logging.h
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 include/ortools/base/small_map.h
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+include/ortools/base/status_builder.h
 include/ortools/base/status_macros.h
-include/ortools/base/statusor.h
+include/ortools/base/stl_logging.h
 include/ortools/base/stl_util.h
+include/ortools/base/strong_vector.h
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 include/ortools/base/threadpool.h
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+include/ortools/base/vlog_is_on.h
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+include/ortools/constraint_solver/search_stats.pb.h
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 include/ortools/flatzinc/parser_util.h
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 include/ortools/glop/dual_edge_norms.h
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 include/ortools/glop/initial_basis.h
 include/ortools/glop/lp_solver.h
 include/ortools/glop/lu_factorization.h
 include/ortools/glop/markowitz.h
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 include/ortools/glop/preprocessor.h
 include/ortools/glop/primal_edge_norms.h
 include/ortools/glop/rank_one_update.h
 include/ortools/glop/reduced_costs.h
 include/ortools/glop/revised_simplex.h
 include/ortools/glop/status.h
 include/ortools/glop/update_row.h
 include/ortools/glop/variable_values.h
 include/ortools/glop/variables_info.h
 include/ortools/graph/assignment.h
 include/ortools/graph/christofides.h
 include/ortools/graph/cliques.h
 include/ortools/graph/connected_components.h
-include/ortools/graph/connectivity.h
 include/ortools/graph/ebert_graph.h
 include/ortools/graph/eulerian_path.h
 include/ortools/graph/flow_problem.pb.h
 include/ortools/graph/graph.h
 include/ortools/graph/graphs.h
 include/ortools/graph/hamiltonian_path.h
 include/ortools/graph/io.h
 include/ortools/graph/iterators.h
 include/ortools/graph/linear_assignment.h
 include/ortools/graph/max_flow.h
 include/ortools/graph/min_cost_flow.h
 include/ortools/graph/minimum_spanning_tree.h
 include/ortools/graph/one_tree_lower_bound.h
 include/ortools/graph/perfect_matching.h
 include/ortools/graph/shortestpaths.h
 include/ortools/graph/strongly_connected_components.h
+include/ortools/graph/topologicalsorter.h
 include/ortools/graph/util.h
+include/ortools/gscip/gscip.h
+include/ortools/gscip/gscip_ext.h
+include/ortools/gscip/gscip_parameters.h
+include/ortools/gscip/legacy_scip_params.h
 include/ortools/linear_solver/glop_utils.h
 include/ortools/linear_solver/gurobi_environment.h
 include/ortools/linear_solver/gurobi_proto_solver.h
 include/ortools/linear_solver/linear_expr.h
 include/ortools/linear_solver/linear_solver.h
 include/ortools/linear_solver/linear_solver.pb.h
 include/ortools/linear_solver/linear_solver_callback.h
 include/ortools/linear_solver/model_exporter.h
 include/ortools/linear_solver/model_exporter_swig_helper.h
 include/ortools/linear_solver/model_validator.h
 include/ortools/linear_solver/sat_proto_solver.h
 include/ortools/linear_solver/sat_solver_utils.h
+include/ortools/linear_solver/scip_callback.h
 include/ortools/linear_solver/scip_helper_macros.h
 include/ortools/linear_solver/scip_proto_solver.h
 include/ortools/lp_data/lp_data.h
 include/ortools/lp_data/lp_data_utils.h
 include/ortools/lp_data/lp_decomposer.h
 include/ortools/lp_data/lp_print_utils.h
 include/ortools/lp_data/lp_types.h
 include/ortools/lp_data/lp_utils.h
 include/ortools/lp_data/matrix_scaler.h
 include/ortools/lp_data/matrix_utils.h
 include/ortools/lp_data/model_reader.h
 include/ortools/lp_data/mps_reader.h
 include/ortools/lp_data/permutation.h
 include/ortools/lp_data/proto_utils.h
 include/ortools/lp_data/scattered_vector.h
 include/ortools/lp_data/sparse.h
 include/ortools/lp_data/sparse_column.h
 include/ortools/lp_data/sparse_row.h
 include/ortools/lp_data/sparse_vector.h
 include/ortools/port/file.h
 include/ortools/port/proto_utils.h
 include/ortools/port/sysinfo.h
 include/ortools/port/utf8.h
 include/ortools/sat/all_different.h
 include/ortools/sat/boolean_problem.h
 include/ortools/sat/boolean_problem.pb.h
 include/ortools/sat/circuit.h
 include/ortools/sat/clause.h
 include/ortools/sat/cp_constraints.h
 include/ortools/sat/cp_model.h
 include/ortools/sat/cp_model.pb.h
 include/ortools/sat/cp_model_checker.h
 include/ortools/sat/cp_model_expand.h
 include/ortools/sat/cp_model_lns.h
 include/ortools/sat/cp_model_loader.h
 include/ortools/sat/cp_model_objective.h
 include/ortools/sat/cp_model_postsolve.h
 include/ortools/sat/cp_model_presolve.h
 include/ortools/sat/cp_model_search.h
 include/ortools/sat/cp_model_solver.h
 include/ortools/sat/cp_model_symmetries.h
 include/ortools/sat/cp_model_utils.h
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 include/ortools/sat/cumulative_energy.h
 include/ortools/sat/cuts.h
 include/ortools/sat/diffn.h
 include/ortools/sat/disjunctive.h
 include/ortools/sat/drat_checker.h
 include/ortools/sat/drat_proof_handler.h
 include/ortools/sat/drat_writer.h
 include/ortools/sat/encoding.h
 include/ortools/sat/feasibility_pump.h
 include/ortools/sat/implied_bounds.h
 include/ortools/sat/integer.h
 include/ortools/sat/integer_expr.h
 include/ortools/sat/integer_search.h
 include/ortools/sat/intervals.h
 include/ortools/sat/linear_constraint.h
 include/ortools/sat/linear_constraint_manager.h
 include/ortools/sat/linear_programming_constraint.h
 include/ortools/sat/linear_relaxation.h
 include/ortools/sat/lp_utils.h
 include/ortools/sat/model.h
 include/ortools/sat/optimization.h
 include/ortools/sat/pb_constraint.h
 include/ortools/sat/precedences.h
 include/ortools/sat/presolve_context.h
 include/ortools/sat/presolve_util.h
 include/ortools/sat/probing.h
 include/ortools/sat/pseudo_costs.h
 include/ortools/sat/restart.h
 include/ortools/sat/rins.h
 include/ortools/sat/sat_base.h
 include/ortools/sat/sat_decision.h
 include/ortools/sat/sat_inprocessing.h
 include/ortools/sat/sat_parameters.pb.h
 include/ortools/sat/sat_solver.h
+include/ortools/sat/scheduling_constraints.h
 include/ortools/sat/simplification.h
 include/ortools/sat/subsolver.h
 include/ortools/sat/swig_helper.h
 include/ortools/sat/symmetry.h
 include/ortools/sat/synchronization.h
 include/ortools/sat/table.h
 include/ortools/sat/theta_tree.h
 include/ortools/sat/timetable.h
 include/ortools/sat/timetable_edgefinding.h
 include/ortools/sat/util.h
+include/ortools/sat/var_domination.h
+include/ortools/sat/zero_half_cuts.h
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 include/ortools/util/affine_relation.h
 include/ortools/util/bitset.h
 include/ortools/util/cached_log.h
 include/ortools/util/file_util.h
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 include/ortools/util/functions_swig_helpers.h
 include/ortools/util/functions_swig_test_helpers.h
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 include/ortools/util/integer_pq.h
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 include/ortools/util/piecewise_linear_function.h
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 include/ortools/util/range_query_function.h
 include/ortools/util/rational_approximation.h
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 include/ortools/util/rev.h
 include/ortools/util/running_stat.h
 include/ortools/util/saturated_arithmetic.h
 include/ortools/util/sigint.h
 include/ortools/util/sort.h
 include/ortools/util/sorted_interval_list.h
 include/ortools/util/stats.h
 include/ortools/util/string_array.h
+include/ortools/util/testing_utils.h
 include/ortools/util/time_limit.h
 include/ortools/util/tuple_set.h
 include/ortools/util/vector_map.h
 include/ortools/util/vector_or_function.h
 include/ortools/util/zvector.h
 include/ortools_export.h
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 lib/cmake/ortools/ortoolsConfigVersion.cmake
 lib/cmake/ortools/ortoolsTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/ortools/ortoolsTargets.cmake
+lib/libflatzinc.so
+lib/libflatzinc.so.8
+lib/libflatzinc.so.8.1.9999
 lib/libortools.so
-lib/libortools.so.7
-lib/libortools.so.7.7.9999
+lib/libortools.so.8
+lib/libortools.so.8.1.9999
+share/minizinc/ortools/fzn_all_different_int.mzn
+share/minizinc/ortools/fzn_circuit.mzn
+share/minizinc/ortools/fzn_cumulative.mzn
+share/minizinc/ortools/fzn_diffn.mzn
+share/minizinc/ortools/fzn_diffn_nonstrict.mzn
+share/minizinc/ortools/fzn_inverse.mzn
+share/minizinc/ortools/fzn_network_flow.mzn
+share/minizinc/ortools/fzn_network_flow_cost.mzn
+share/minizinc/ortools/fzn_regular.mzn
+share/minizinc/ortools/fzn_subcircuit.mzn
+share/minizinc/ortools/fzn_table_bool.mzn
+share/minizinc/ortools/fzn_table_int.mzn
+share/minizinc/ortools/nostrings.mzn
+share/minizinc/ortools/redefinitions-2.0.mzn
+share/minizinc/solvers/ortools.msc