Debug

paddle/fluid/framework/parallel_executor.cc

@@ -64,12 +64,12 @@ ParallelExecutor::ParallelExecutor(
   // Create local scopes
   if (local_scopes.empty()) {
     for (size_t i = 0; i < member_->places_.size(); ++i) {
-      member_->local_scopes_.push_back(&scope->NewScope());
+      member_->local_scopes_.emplace_back(&scope->NewScope());
     }
   } else {
     PADDLE_ENFORCE_EQ(member_->places_.size(), local_scopes.size());
     for (size_t i = 0; i < member_->places_.size(); ++i) {
-      member_->local_scopes_.push_back(local_scopes[i]);
+      member_->local_scopes_.emplace_back(local_scopes[i]);
     }
   }