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authorStephen Hines <srhines@google.com>2015-04-01 18:49:24 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2015-04-01 18:49:26 +0000
commit3fa16bd6062e23bcdb82ed4dd965674792e6b761 (patch)
tree9348fc507292f7e8715d22d64ce5a32131b4f875 /include/llvm/ADT/MapVector.h
parentbeed47390a60f6f0c77532b3d3f76bb47ef49423 (diff)
parentebe69fe11e48d322045d5949c83283927a0d790b (diff)
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Merge "Update aosp/master LLVM for rebase to r230699."
Diffstat (limited to 'include/llvm/ADT/MapVector.h')
-rw-r--r--include/llvm/ADT/MapVector.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/llvm/ADT/MapVector.h b/include/llvm/ADT/MapVector.h
index 14c49c5..1331b15 100644
--- a/include/llvm/ADT/MapVector.h
+++ b/include/llvm/ADT/MapVector.h
@@ -18,6 +18,7 @@
#define LLVM_ADT_MAPVECTOR_H
#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/SmallVector.h"
#include <vector>
namespace llvm {
@@ -181,6 +182,14 @@ void MapVector<KeyT, ValueT, MapType, VectorType>::remove_if(Function Pred) {
Vector.erase(O, Vector.end());
}
+/// \brief A MapVector that performs no allocations if smaller than a certain
+/// size.
+template <typename KeyT, typename ValueT, unsigned N>
+struct SmallMapVector
+ : MapVector<KeyT, ValueT, SmallDenseMap<KeyT, unsigned, N>,
+ SmallVector<std::pair<KeyT, ValueT>, N>> {
+};
+
} // end namespace llvm
#endif