tlopex commented on code in PR #19683:
URL: https://github.com/apache/tvm/pull/19683#discussion_r3375986703
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include/tvm/topi/reduction.h:
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@@ -184,7 +184,9 @@ inline Tensor DoCommReduce(const Tensor& data, FReduce func,
inline Tensor CommReduce(const Tensor& data, const
ffi::Optional<ffi::Array<int64_t>>& axis,
FReduce func, bool keepdims, bool atleast1d) {
auto ndim = data->shape.size();
- TVM_FFI_ICHECK_NE(ndim, 0) << "Cannot reduce a 0 dim Tensor";
+ if (ndim == 0) {
+ return topi::identity(data, data->op->name + "_red", kCommReduce);
+ }
Review Comment:
this makes sense. could you have a look?
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