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-rw-r--r--src/app.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/app.cpp b/src/app.cpp
index 3f62575..e04b89b 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -65,6 +65,7 @@ struct result<layouts_type> load_layout(char const *filename) {
i >> jlayouts;
auto layouts = layouts_type();
+ layouts.reserve(jlayouts.size());
std::transform(std::cbegin(jlayouts), std::cend(jlayouts),
std::back_inserter(layouts), layout_from_json);