1 files changed, 5 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/FunctionLoweringInfo.h b/include/llvm/CodeGen/FunctionLoweringInfo.h
index 51095047537..f5f37d1403a 100644
--- a/include/llvm/CodeGen/FunctionLoweringInfo.h
+++ b/include/llvm/CodeGen/FunctionLoweringInfo.h
@@ -15,6 +15,7 @@
 #define LLVM_CODEGEN_FUNCTIONLOWERINGINFO_H
 
 #include "llvm/ADT/APInt.h"
+#include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/IndexedMap.h"
 #include "llvm/ADT/Optional.h"
@@ -174,6 +175,10 @@ public:
   /// function arguments that are inserted after scheduling is completed.
   SmallVector<MachineInstr*, 8> ArgDbgValues;
 
+  /// Bitvector with a bit set if corresponding argument is described in
+  /// ArgDbgValues. Using arg numbers according to Argument numbering.
+  BitVector DescribedArgs;
+
   /// RegFixups - Registers which need to be replaced after isel is done.
   DenseMap<unsigned, unsigned> RegFixups;