[IR] Introduce a dereferenceable_or_null(N) attribute.

[oota-llvm.git] / include / llvm / IR / Function.h

diff --git a/include/llvm/IR/Function.h b/include/llvm/IR/Function.h
index e94bf1fbe004ae18a276b32c29e316ef5a3eb80f..a5eed9b68b0d1547efac87f1fdcd4f44e3e1c8eb 100644 (file)
--- a/include/llvm/IR/Function.h
+++ b/include/llvm/IR/Function.h
@@ -223,6 +223,10 @@ public:
   /// @brief adds the dereferenceable attribute to the list of attributes.
   void addDereferenceableAttr(unsigned i, uint64_t Bytes);
 
+  /// @brief adds the dereferenceable_or_null attribute to the list of
+  /// attributes.
+  void addDereferenceableOrNullAttr(unsigned i, uint64_t Bytes);
+
   /// @brief Extract the alignment for a call or parameter (0=unknown).
   unsigned getParamAlignment(unsigned i) const {
     return AttributeSets.getParamAlignment(i);