ObjCAtCatchStmt's ParamStmt is always a DeclStmt.

llvm-svn: 65759
diff --git a/clang/lib/Sema/SemaStmt.cpp b/clang/lib/Sema/SemaStmt.cpp
index dfcb65a..39b211f 100644
--- a/clang/lib/Sema/SemaStmt.cpp
+++ b/clang/lib/Sema/SemaStmt.cpp
@@ -964,7 +964,7 @@
                            StmtArg Body, StmtArg catchList) {
   Stmt *CatchList = static_cast<Stmt*>(catchList.release());
   ObjCAtCatchStmt *CS = new (Context) ObjCAtCatchStmt(AtLoc, RParen,
-    static_cast<Stmt*>(Parm.release()), static_cast<Stmt*>(Body.release()),
+    static_cast<DeclStmt*>(Parm.release()), static_cast<Stmt*>(Body.release()),
     CatchList);
   return Owned(CatchList ? CatchList : CS);
 }