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#include <ATen/core/TensorBase.h> |
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#include <algorithm> |
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#include <vector> |
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namespace at { namespace native { |
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inline int64_t ensure_nonempty_dim(int64_t dim) { |
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return std::max<int64_t>(dim, 1); |
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} |
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inline int64_t ensure_nonempty_size(const TensorBase &t, int64_t dim) { |
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return t.dim() == 0 ? 1 : t.size(dim); |
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} |
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inline int64_t ensure_nonempty_stride(const TensorBase &t, int64_t dim) { |
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return t.dim() == 0 ? 1 : t.stride(dim); |
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} |
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using IdxVec = std::vector<int64_t>; |
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inline IdxVec ensure_nonempty_vec(IdxVec vec) { |
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if (vec.size() == 0) { |
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vec.push_back(1); |
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} |
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return vec; |
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} |
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}} |
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