From b7916440ffedfba3f32f92e2fbd6f9eb017b1544 Mon Sep 17 00:00:00 2001
From: Yan Chunwei <yanchunwei@outlook.com>
Date: Thu, 17 Jan 2019 10:12:00 +0800
Subject: [PATCH] hot fix the Native clone (#15344)

---
 paddle/fluid/inference/api/api_impl.cc | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/paddle/fluid/inference/api/api_impl.cc b/paddle/fluid/inference/api/api_impl.cc
index 85e250aaa..e5189e958 100644
--- a/paddle/fluid/inference/api/api_impl.cc
+++ b/paddle/fluid/inference/api/api_impl.cc
@@ -161,13 +161,14 @@ bool NativePaddlePredictor::Run(const std::vector<PaddleTensor> &inputs,
 }
 
 std::unique_ptr<PaddlePredictor> NativePaddlePredictor::Clone() {
-  VLOG(3) << "Predictor::clone";
   std::unique_ptr<PaddlePredictor> cls(new NativePaddlePredictor(config_));
-
-  if (!dynamic_cast<NativePaddlePredictor *>(cls.get())->Init(scope_)) {
+  // Hot fix the bug that result diff in multi-thread.
+  // TODO(Superjomn) re-implement a real clone here.
+  if (!dynamic_cast<NativePaddlePredictor *>(cls.get())->Init(nullptr)) {
     LOG(ERROR) << "fail to call Init";
     return nullptr;
   }
+
 #ifdef __clang__
   // fix clang compile error
   return cls;
-- 
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