From 292f2ab1a56451d932be1f5259e3d5ee2e0b36ec Mon Sep 17 00:00:00 2001
From: dongzhihong <dzhwinter@gmail.com>
Date: Wed, 26 Jul 2017 21:06:37 +0800
Subject: [PATCH] "split to generic add PR"

---
 paddle/framework/backward.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/paddle/framework/backward.cc b/paddle/framework/backward.cc
index c14249269b..a4660d7156 100644
--- a/paddle/framework/backward.cc
+++ b/paddle/framework/backward.cc
@@ -71,6 +71,7 @@ static void DeDuplicate(NetOp* net, std::unordered_se)
   auto* net = new NetOp();
 
   if (forwardOp.IsNetOp()) {
+    //! TODO(dzh)
     std::unordered_map<std::string, int> dup_output;
     std::unordered_map<std::string std::vector<int>> dup_output_ops;
     const unsigned uniq_id_local = uniq_id;
@@ -98,12 +99,12 @@ static void DeDuplicate(NetOp* net, std::unordered_se)
           if (op_ptr->inputs_[i] == dup.first) {
             // unique the duplicate name
             op_ptr->inputs_[i] += std::to_string(uniq_id++);
+            // TODO(dzh): need a generic add op here
           }
         }
       }
     }
 
-    //! TODO(dzh)
   } else {
     //! TODO(fjy)
     std::shared_ptr<OperatorBase> grad_op = OpRegistry::CreateGradOp(forwardOp);
-- 
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