From 7d3b2e4b03d1ec3387e766b2821e24532ea95afd Mon Sep 17 00:00:00 2001
From: Yibing Liu <liuyibing01@baidu.com>
Date: Wed, 17 Jan 2018 00:06:00 -0800
Subject: [PATCH] Fix a bug in sequence_erase_op

---
 paddle/operators/sequence_erase_op.cu | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/operators/sequence_erase_op.cu b/paddle/operators/sequence_erase_op.cu
index 5da8eba3e1..daf5b29863 100644
--- a/paddle/operators/sequence_erase_op.cu
+++ b/paddle/operators/sequence_erase_op.cu
@@ -55,7 +55,7 @@ __global__ void SetOutput(const T* in_dat, const int in_len,
                           const int* num_erased, T* out_dat) {
   int index = blockIdx.x * blockDim.x + threadIdx.x;
   if (index < in_len) {
-    if (in_dat[index] != in_dat[index + 1]) {
+    if (num_erased[index] == num_erased[index + 1]) {
       out_dat[index - num_erased[index]] = in_dat[index];
     }
   }
-- 
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