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Prevent division by 0 in OneHot implementation #49086

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merged 1 commit into from May 11, 2021
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Prevent division by 0 in OneHot implementation #49086

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5 changes: 5 additions & 0 deletions tensorflow/lite/kernels/one_hot.cc
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Expand Up @@ -69,6 +69,11 @@ void OneHotComputeImpl(const OneHotContext& op_context) {
for (int i = 0; i < op_context.axis; ++i) {
prefix_dim_size *= op_context.indices->dims->data[i];
}
if (prefix_dim_size == 0) {
// If indices tensor is degenerate, return a degenerate tensor, just like
// TensorFlow does.
return;
}
const int suffix_dim_size = NumElements(op_context.indices) / prefix_dim_size;
const int depth = *op_context.depth->data.i32;

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