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.
minetest · Jan 18, 2019 · 6e37fdc · 6e37fdc
1 parent 3fce27e
commit 6e37fdc
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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;