1 files changed, 7 insertions, 2 deletions
diff --git a/utils/TableGen/SequenceToOffsetTable.h b/utils/TableGen/SequenceToOffsetTable.h
index e6ab66426fb1..66506ea0638f 100644
--- a/utils/TableGen/SequenceToOffsetTable.h
+++ b/utils/TableGen/SequenceToOffsetTable.h
@@ -13,8 +13,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef TBLGEN_SEQUENCE_TO_OFFSET_TABLE_H
-#define TBLGEN_SEQUENCE_TO_OFFSET_TABLE_H
+#ifndef LLVM_UTILS_TABLEGEN_SEQUENCETOOFFSETTABLE_H
+#define LLVM_UTILS_TABLEGEN_SEQUENCETOOFFSETTABLE_H
 
 #include "llvm/Support/raw_ostream.h"
 #include <algorithm>
@@ -84,6 +84,11 @@ public:
 
   bool empty() const { return Seqs.empty(); }
 
+  unsigned size() const {
+    assert(Entries && "Call layout() before size()");
+    return Entries;
+  }
+
   /// layout - Computes the final table layout.
   void layout() {
     assert(Entries == 0 && "Can only call layout() once");