From bbe8ebbc15eb64b92a1f0e1d526270e136f801f0 Mon Sep 17 00:00:00 2001
From: John Ralls <jralls@ceridwen.us>
Date: Tue, 17 Aug 2021 15:38:07 -0700
Subject: [PATCH] Reserve space for the accounts in their vector.

Instead of creating an empty vector and then adding the accounts to the
end of it.
---
 gnucash/gnome-utils/dialog-options.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnucash/gnome-utils/dialog-options.cpp b/gnucash/gnome-utils/dialog-options.cpp
index b31810fecc..ee14d4934a 100644
--- a/gnucash/gnome-utils/dialog-options.cpp
+++ b/gnucash/gnome-utils/dialog-options.cpp
@@ -1653,7 +1653,8 @@ public:
     {
         auto widget{GNC_TREE_VIEW_ACCOUNT(get_widget())};
         auto acc_list = gnc_tree_view_account_get_selected_accounts(widget);
-        GncOptionAccountList acc_vec(g_list_length(acc_list));
+        GncOptionAccountList acc_vec;
+        acc_vec.reserve(g_list_length(acc_list));
         for (auto node = acc_list; node; node = g_list_next(node))
             acc_vec.push_back(static_cast<const Account*>(node->data));
         g_list_free(acc_list);