diff --git a/llvm/lib/CodeGen/MachineOutliner.cpp b/llvm/lib/CodeGen/MachineOutliner.cpp
index 3a9104b..46a6e86 100644
--- a/llvm/lib/CodeGen/MachineOutliner.cpp
+++ b/llvm/lib/CodeGen/MachineOutliner.cpp
@@ -1377,7 +1377,7 @@
     if (!MF)
       continue;
 
-    std::string Fname = F.getName();
+    std::string Fname = std::string(F.getName());
     unsigned FnCountAfter = MF->getInstructionCount();
     unsigned FnCountBefore = 0;