Optimize subgames search a little bit (#8096)

Reserve space for the list of games in findWorldSubgame. The
performance gain is pretty much negligible but this change
also gets rid of a performance warning by CLANG TIDY.

diff --git a/src/content/subgames.cpp b/src/content/subgames.cpp
index 4bdd84f416b854375ade9e5629b47b51a2f90c80..4b0e37f7cdcae31fed90a1c457339cde5a2f1d17 100644 (file)
--- a/src/content/subgames.cpp
+++ b/src/content/subgames.cpp
@@ -195,6 +195,7 @@ std::vector<SubgameSpec> getAvailableGames()
 {
        std::vector<SubgameSpec> specs;
        std::set<std::string> gameids = getAvailableGameIds();
+       specs.reserve(gameids.size());
        for (const auto &gameid : gameids)
                specs.push_back(findSubgame(gameid));
        return specs;