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-rw-r--r--llvm/include/llvm/ADT/ImmutableIntervalMap.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/include/llvm/ADT/ImmutableIntervalMap.h b/llvm/include/llvm/ADT/ImmutableIntervalMap.h
index 0d8fcf34338..fa7ccb975e5 100644
--- a/llvm/include/llvm/ADT/ImmutableIntervalMap.h
+++ b/llvm/include/llvm/ADT/ImmutableIntervalMap.h
@@ -10,6 +10,10 @@
// This file defines the ImmutableIntervalMap class.
//
//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ADT_IMMUTABLE_INTERVAL_MAP_H
+#define LLVM_ADT_IMMUTABLE_INTERVAL_MAP_H
+
#include "llvm/ADT/ImmutableMap.h"
namespace llvm {
@@ -240,3 +244,5 @@ private:
};
} // end namespace llvm
+
+#endif
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