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-rw-r--r--src/mbgl/util/tile_cover.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mbgl/util/tile_cover.cpp b/src/mbgl/util/tile_cover.cpp
index 9e2451e1af..11d5e57d7f 100644
--- a/src/mbgl/util/tile_cover.cpp
+++ b/src/mbgl/util/tile_cover.cpp
@@ -122,6 +122,7 @@ std::vector<UnwrappedTileID> tileCover(const Point<double>& tl,
}), t.end());
std::vector<UnwrappedTileID> result;
+ result.reserve(t.size());
for (const auto& id : t) {
result.emplace_back(z, id.x, id.y);
}