Avoid bogus warning.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64313 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 5fe592d..429dc8e 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -516,7 +516,8 @@
   bool SawDefaultArgument = false;
   SourceLocation PreviousDefaultArgLoc;
 
-  TemplateParameterList::iterator OldParam;
+  // Self initialization to avoid warnings.
+  TemplateParameterList::iterator OldParam = OldParam;
   if (OldParams)
     OldParam = OldParams->begin();