Force anything that #includes llvm/Transforms/Utils/UnifyFunctionExitNodes.h

to link in the implementation.  Thanks to Anton Korobeynikov for figuring out
what was going on here.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28660 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Utils/UnifyFunctionExitNodes.cpp

@@ -25,6 +25,8 @@ using namespace llvm;
 static RegisterOpt<UnifyFunctionExitNodes>
 X("mergereturn", "Unify function exit nodes");
 
+int UnifyFunctionExitNodes::stub;
+
 Pass *llvm::createUnifyFunctionExitNodesPass() {
   return new UnifyFunctionExitNodes();
 }