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Update span.h to fix breaks #86

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merged 2 commits into from
Feb 15, 2024
Merged

Update span.h to fix breaks #86

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357d9c3
Update span.h
RyanUnderhill Feb 14, 2024
ad0399b
Merge branch 'main' of https://github.com/microsoft/onnxruntime-genai…
RyanUnderhill Feb 15, 2024
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15 changes: 8 additions & 7 deletions src/span.h
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
#ifndef USE_CXX17
#include <span>
#else
#include <vector>
namespace std {

template <typename T>
Expand All @@ -12,6 +13,8 @@ struct span {

span(const span<std::remove_const_t<T> >& s) : p_{const_cast<T*>(s.data())}, length_{s.size()} {}
span(std::vector<std::remove_const_t<T> >& s) : p_{const_cast<T*>(s.data())}, length_{s.size()} {}
template <auto N>
span(std::array<std::remove_const_t<T>, N> s) : p_{const_cast<T*>(s.data())}, length_{s.size()} {}

bool empty() const { return length_ == 0; }

Expand All @@ -21,16 +24,14 @@ struct span {
T* data() { return p_; }
const T* data() const { return p_; }

T& operator[](size_t index) { return p_[index]; }
T& operator[](size_t index) const { return p_[index]; }

T& back() { return p_[length_ - 1]; }
T back() const { return p_[length_ - 1]; }
T& back() const { return p_[length_ - 1]; }

T* begin() { return p_; }
T* end() { return p_ + length_; }
T* begin() const { return p_; }
T* end() const { return p_ + length_; }

span subspan(size_t index, size_t length) { return span(p_ + index, length); }
span<const T> subspan(size_t index, size_t length) const { return span(p_ + index, length); }
span subspan(size_t index, size_t length) const { return span(p_ + index, length); }

private:
T* p_{};
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