1 files changed, 6 insertions, 0 deletions
diff --git a/include/llvm/InstrTypes.h b/include/llvm/InstrTypes.h
index cfc79394b2..b661372f53 100644
--- a/include/llvm/InstrTypes.h
+++ b/include/llvm/InstrTypes.h
@@ -17,6 +17,7 @@
 #define LLVM_INSTRUCTION_TYPES_H
 
 #include "llvm/Instruction.h"
+#include "llvm/DataLayout.h"
 #include "llvm/OperandTraits.h"
 #include "llvm/DerivedTypes.h"
 #include "llvm/ADT/Twine.h"
@@ -576,6 +577,11 @@ public:
     Type *IntPtrTy ///< Integer type corresponding to pointer
   ) const;
 
+  /// @brief Determine if this cast is a no-op cast.
+  bool isNoopCast(
+      const DataLayout &DL ///< DataLayout to get the Int Ptr type from.
+      ) const;
+
   /// Determine how a pair of casts can be eliminated, if they can be at all.
   /// This is a helper function for both CastInst and ConstantExpr.
   /// @returns 0 if the CastInst pair can't be eliminated, otherwise