Index: lib/Driver/ToolChains/Darwin.cpp
===================================================================
--- lib/Driver/ToolChains/Darwin.cpp
+++ lib/Driver/ToolChains/Darwin.cpp
@@ -1048,7 +1048,6 @@
       addExportedSymbol(CmdArgs, "___llvm_profile_filename");
       addExportedSymbol(CmdArgs, "___llvm_profile_raw_version");
       addExportedSymbol(CmdArgs, "_lprofCurFilename");
-      addExportedSymbol(CmdArgs, "_lprofMergeValueProfData");
     }
     addExportedSymbol(CmdArgs, "_lprofDirMode");
   }