fix sat presolve

2018-11-10 17:34:50 +01:00
parent 2edea4be83
commit 3542b8380e
1 changed files with 4 additions and 1 deletions
--- a/ortools/sat/cp_model_presolve.cc
+++ b/ortools/sat/cp_model_presolve.cc
@@ -2782,7 +2782,10 @@ void PresolveCpModel(const PresolveOptions& options,
  postsolve_mapping->clear();
  std::vector<int> mapping(presolved_model->variables_size(), -1);
  for (int i = 0; i < presolved_model->variables_size(); ++i) {
-    if (context.var_to_constraints[i].empty()) continue;
+    if (context.var_to_constraints[i].empty() &&
+        !context.enumerate_all_solutions) {
+      continue;
+    }
    mapping[i] = postsolve_mapping->size();
    postsolve_mapping->push_back(i);
  }