diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 7a22402..0c6162c 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -680,7 +680,7 @@
         return Error("Invalid Value ID in VST_ENTRY record");
       Value *V = ValueList[ValueID];
       
-      V->setName(&ValueName[0], ValueName.size());
+      V->setName(StringRef(ValueName.data(), ValueName.size()));
       ValueName.clear();
       break;
     }
@@ -691,7 +691,7 @@
       if (BB == 0)
         return Error("Invalid BB ID in VST_BBENTRY record");
       
-      BB->setName(&ValueName[0], ValueName.size());
+      BB->setName(StringRef(ValueName.data(), ValueName.size()));
       ValueName.clear();
       break;
     }