use _OPENMP to select omp_set_max_active_levels or omp_set_nested

Qiskit · Mar 22, 2023 · 51a1e6b · 51a1e6b
1 parent d0e04b4
commit 51a1e6b
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/controllers/aer_controller.hpp b/src/controllers/aer_controller.hpp
@@ -963,10 +963,10 @@ Result Controller::execute(std::vector<Circuit> &circuits,
       parallel_nested_ = true;
 
       // nested should be set to zero if num_threads clause will be used
-#if defined(_WIN64) || defined(_WIN32)
-      omp_set_nested(0);
-#else
+#if _OPENMP >= 200805
       omp_set_max_active_levels(0);
+#else
+      omp_set_nested(0);
 #endif
 
       result.metadata.add(parallel_nested_, "omp_nested");