Fix string issues for multithreading

2018-04-21 04:29:10 -04:00
parent 32e1e9e737
commit 4792fb9995
1 changed files with 4 additions and 1 deletions
--- a/ortools/linear_solver/cbc_interface.cc
+++ b/ortools/linear_solver/cbc_interface.cc
@@ -370,7 +370,10 @@ MPSolver::ResultStatus CBCInterface::Solve(const MPSolverParameters& param) {
  // through callCbc.
  model.setAllowableFractionGap(relative_mip_gap_);
  // NOTE: Trailing space is required to avoid buffer overflow in cbc.
-  int return_status = callCbc(solver_specific_parameters_ + " -solve ", model);
+  std::string call_string = " -solve ";
+  call_string = solver_specific_parameters_ + call_string;
+  int return_status = callCbc(call_string, model);
+
  const int kBadReturnStatus = 777;
  CHECK_NE(kBadReturnStatus, return_status);  // Should never happen according
                                              // to the CBC source