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fix aminmax output resize issue when input is a zero dimension tensor #96171

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fix aminmax output resize issue when input is a zero dimension tensor #96171

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e76bc4e
fix aminmax output resize issue when input is a zero dimension tensor
mingfeima Mar 7, 2023
2e66173
Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 7, 2023
7048311
Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 7, 2023
7a8f81e
Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 8, 2023
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Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 9, 2023
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Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 9, 2023
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Update on "fix aminmax output resize issue when input is a zero dimen…
mingfeima Mar 15, 2023
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8 changes: 8 additions & 0 deletions aten/src/ATen/native/cpu/TensorCompareKernel.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -177,6 +177,14 @@ static void aminmax_kernel(
"Expect min and max dtype ", self.scalar_type(),
" but got ", min_result.scalar_type(), " and ", max_result.scalar_type());

if (self.numel() == 1 && self.ndimension() == 0) {
min_result.resize_({});
max_result.resize_({});
min_result.fill_(self);
max_result.fill_(self);
return;
}

AT_DISPATCH_ALL_TYPES_AND(ScalarType::Bool, self.scalar_type(), "aminmax_cpu", [&] {
compare_base_kernel<scalar_t, scalar_t>(min_result, max_result, self, wrap_dim, keepdim, [&] (
scalar_t* min_result_data, scalar_t* max_result_data,
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