Switch vtable to linkeonce_odr. Patch by nlewycky.

llvm-svn: 85131
diff --git a/clang/lib/CodeGen/CGVtable.cpp b/clang/lib/CodeGen/CGVtable.cpp
index 9df0e1a..dca28dc 100644
--- a/clang/lib/CodeGen/CGVtable.cpp
+++ b/clang/lib/CodeGen/CGVtable.cpp
@@ -614,7 +614,7 @@
   mangleCXXVtable(CGM.getMangleContext(), RD, Out);
 
   llvm::GlobalVariable::LinkageTypes linktype;
-  linktype = llvm::GlobalValue::WeakAnyLinkage;
+  linktype = llvm::GlobalValue::LinkOnceODRLinkage;
   std::vector<llvm::Constant *> methods;
   llvm::Type *Ptr8Ty=llvm::PointerType::get(llvm::Type::getInt8Ty(VMContext),0);
   int64_t AddressPoint;