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| author |  Benoit Steiner <benoit.steiner.goog@gmail.com> | 2014-10-03 10:16:59 -0700 |
|---|---|---|
| committer | Benoit Steiner <benoit.steiner.goog@gmail.com> | 2014-10-03 10:16:59 -0700 |
| commit | 12693928228922ecf8fa3fcf14341d195e376a11 (patch) | |
| tree | ea8a577b9164d70c58be5bd75224033497a18ecd /unsupported/Eigen/CXX11/src/Core | |
| parent | b7271dffb5b1ceeee4c8bd99402ff89dcce58d74 (diff) | |
Created the IndexPair type to store pair of tensor indices. CUDA doesn't support std::pair so we can't use them when targeting GPUs.
Improved the performance on tensor contractions
Diffstat (limited to 'unsupported/Eigen/CXX11/src/Core')
| -rw-r--r-- | unsupported/Eigen/CXX11/src/Core/util/CXX11Workarounds.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/unsupported/Eigen/CXX11/src/Core/util/CXX11Workarounds.h b/unsupported/Eigen/CXX11/src/Core/util/CXX11Workarounds.h index 3812ecd1f..227522ecb 100644 --- a/unsupported/Eigen/CXX11/src/Core/util/CXX11Workarounds.h +++ b/unsupported/Eigen/CXX11/src/Core/util/CXX11Workarounds.h @@ -69,11 +69,13 @@ template<std::size_t I, class T, std::size_t N> constexpr inline T const& array_ #undef STD_GET_ARR_HACK template <typename T> struct array_size; +template<class T, std::size_t N> struct array_size<std::array<T,N> > { + static const size_t value = N; +}; template<class T, std::size_t N> struct array_size<const std::array<T,N> > { static const size_t value = N; }; - /* Suppose you have a template of the form * template<typename T> struct X; * And you want to specialize it in such a way: |