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use std::copy to avoid gsl::span overhead (#71)

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Tracy Sharpe 2018-11-30 18:44:41 -08:00 committed by GitHub
parent fd0d7c5fc0
commit 28bb96be2a
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1 changed files with 2 additions and 2 deletions
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onnxruntime/core/providers/cpu/tensor/utils.h
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@ -100,7 +100,7 @@ struct SliceSkips : std::vector<int64_t> {
}
};
// This provides easy sequential iteration over a subset of a tensor given a span of starts & etents
// This provides easy sequential iteration over a subset of a tensor given a span of starts & extents
template <typename T>
struct SliceIterator {
SliceIterator(const Tensor& tensor, gsl::span<const int64_t> starts, gsl::span<const int64_t> extents)
@ -137,7 +137,7 @@ struct SliceIterator {
}
T* CopyInnermostAxis(T* output) {
gsl::copy(gsl::make_span(input_, inner_extent_), gsl::make_span(output, inner_extent_));
std::copy(input_, input_ + inner_extent_, output);
input_ += inner_extent_;
output += inner_extent_;
AdvanceOverInnerExtent();