[CINN] temp fix batch_norm check as inplace op bug #49738
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Shixiaowei02
approved these changes
Jan 12, 2023
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PR types
Bug fixes
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Describe
【临时方案】
修复
batch_norm算子由于输出MeanOut、VarianceOut的变量与输入Mean、Variance完全一样，被识别成了inplace op，导致batch_norm在子图划分的时候被判定为了CINN不支持算子的BUG（#46843 ），修复后PaddleClas Resnet50子图数目由56减少为6，且精度由不收敛变为收敛：该问题的根本原因在于CINN不支持inplace操作，且当前对于
batch_norm的MeanOut、VarianceOut变量采用的是覆盖操作，而这会导致如下问题，此问题对batch_norm的精度是有影响的，亟待解决：