[cherry-pick]fix the bug in repeated_fc_relu_fuse_pass. (#33386) #33431
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Shixiaowei02
approved these changes
Jun 10, 2021
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PR types
Bug fixes
PR changes
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Describe
在repeated_fc_relu_fuse_pass里面，检测一个Variable节点是不是fc 算子的参数时，认为该Variable节点只会被一个算子使用，所以直接去拿Variable节点的第一个输出算子的参数进行对比。
当该Variable同时被多个算子使用时，它的第一个输出算子不一定是fc算子。通过该算子去拿参数时，就会因为相应的参数不存在而直接崩溃。
在本次pr中，改为遍历Variable节点的所有输出算子，先判断算子类型是不是fc,再进行下一步。