diff --git a/llvm/include/llvm/Demangle/Utility.h b/llvm/include/llvm/Demangle/Utility.h
index 989b41701e4c9..587c0e4bec36d 100644
--- a/llvm/include/llvm/Demangle/Utility.h
+++ b/llvm/include/llvm/Demangle/Utility.h
@@ -60,7 +60,7 @@ class OutputBuffer {
     // Add negative sign...
     if (isNeg)
       *--TempPtr = '-';
-    this->operator<<(StringView(TempPtr, Temp.end()));
+    this->operator<<(StringView(TempPtr, Temp.data() + Temp.size()));
   }
 
 public: