free up executor memory when reassigning new executor

apache · Sep 23, 2020 · 07e65e5 · 07e65e5
1 parent a6c357a
commit 07e65e5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/executor/graph_executor.cc b/src/executor/graph_executor.cc
@@ -2077,6 +2077,7 @@ Executor *Executor::Bind(nnvm::Symbol symbol,
                                    &tmp_arg_grad_store, &tmp_grad_req_type, &tmp_aux_states,
                                    verbose);
       // Subgraph cannot be recreated from unoptimized symbol
+      delete exec;
       exec = new exec::GraphExecutor(symbol);
     }
   }