Explicitly exclude non-finite upper or lower bounds from possible jumps

ERGO-Code · Dec 5, 2024 · eca84ed · eca84ed
1 parent 6e57ba4
commit eca84ed
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/mip/feasibilityjump.hh b/src/mip/feasibilityjump.hh
@@ -367,9 +367,12 @@ class JumpMove {
           bestShiftBuffer.emplace_back(validRange.second, constraint.weight);
       }
     }
-
-    bestShiftBuffer.emplace_back(problem.vars[varIdx].lb, 0);
-    bestShiftBuffer.emplace_back(problem.vars[varIdx].ub, 0);
+    if (std::isfinite(problem.vars[varIdx].lb)) {
+      bestShiftBuffer.emplace_back(problem.vars[varIdx].lb, 0);
+    }
+    if (std::isfinite(problem.vars[varIdx].ub)) {
+      bestShiftBuffer.emplace_back(problem.vars[varIdx].ub, 0);
+    }
     std::sort(bestShiftBuffer.begin(), bestShiftBuffer.end());
 
     double bestScore = currentScore;