PaddlePaddle
[Accuracy diff No.132] Fix accuracy diff for paddle.outer API
PR Category
Execute Infrastructure
PR Types
Improvements
Description
排查发现是 matmul kernel 中整数类型在运算时先cast为float32进行计算再cast回整数类型（底层使用的是 blas 等库的接口），大整数相乘会产生溢出，而 Tensor.__multiply__ 可以正确计算，所以在 python 端进行修改。
回测结果：
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Additional details and impacted files
@@ Coverage Diff @@
## develop #73324 +/- ##
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Coverage ? 100.00%
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Files ? 1
Lines ? 2
Branches ? 0
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Hits ? 2
Misses ? 0
Partials ? 0
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@NKNaN 后续该任务的PR模版都改成：
PR Category
Execute Infrastructure
PR Types
Bug fixes
@NKNaN 后续该任务的PR模版都改成：
PR Category Execute Infrastructure PR Types Bug fixes
好的
@NKNaN 不好意思，上次通知错了，本任务的PR模版为
### PR Category
Operator Mechanism
### PR Types
Bug fixes
cc @ooooo-create @co63oc