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Fix the usage of out_grad lod in sequence_slice_op.#17625

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guoshengCS merged 1 commit intoPaddlePaddle:developfrom
guoshengCS:fix-seqsliece-gradlod
May 27, 2019
Merged

Fix the usage of out_grad lod in sequence_slice_op.#17625
guoshengCS merged 1 commit intoPaddlePaddle:developfrom
guoshengCS:fix-seqsliece-gradlod

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@guoshengCS guoshengCS commented May 24, 2019

Fix #17561
Fix the usage of out_grad lod in sequence_slice_op. Re-compute the lod of output rather than getting from out_grad to aviod missing lod.

@guoshengCS guoshengCS requested review from kuke and phlrain May 24, 2019 06:32
@guoshengCS guoshengCS merged commit 430e256 into PaddlePaddle:develop May 27, 2019
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在sequence_slice序列数据之后添加dynamic_gru会导致模型训练bp出core

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