From 7b7d0d0caf85fc2d104ac285cfa367ff46490fa1 Mon Sep 17 00:00:00 2001
From: minqiyang <minqiyang@baidu.com>
Date: Tue, 8 Jan 2019 13:30:09 +0800
Subject: [PATCH] Change hash function back

test=develop
---
 paddle/fluid/operators/hash_op.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/operators/hash_op.h b/paddle/fluid/operators/hash_op.h
index 1ed3ffe9aa2..9781bb0f453 100644
--- a/paddle/fluid/operators/hash_op.h
+++ b/paddle/fluid/operators/hash_op.h
@@ -45,7 +45,7 @@ class HashKerel : public framework::OpKernel<T> {
     for (int idx = 0; idx < seq_length; ++idx) {
       for (int ihash = 0; ihash != num_hash; ++ihash) {
         output[idx * num_hash + ihash] =
-            XXH32(input, sizeof(int) * last_dim, ihash) % mod_by;
+            XXH64(input, sizeof(int) * last_dim, ihash) % mod_by;
       }
       input += last_dim;
     }
-- 
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