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| author |  Benoit Steiner <benoit.steiner.goog@gmail.com> | 2015-11-06 10:26:19 -0800 |
|---|---|---|
| committer | Benoit Steiner <benoit.steiner.goog@gmail.com> | 2015-11-06 10:26:19 -0800 |
| commit | 53432a17b202b7119e9abe357361cc5000ba053c (patch) | |
| tree | 029ef28ecd971723f1bebcdb6f923d480ef94ffd /unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h | |
| parent | 6857a35a11757d59ced3f10b3543a8e869333ed1 (diff) | |
Added static assertions to avoid misuses of padding, broadcasting and concatenation ops.
Diffstat (limited to 'unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h')
| -rw-r--r-- | unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h b/unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h index 07a6e8d4c..91e32d200 100644 --- a/unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h +++ b/unsupported/Eigen/CXX11/src/Tensor/TensorPadding.h @@ -98,6 +98,11 @@ struct TensorEvaluator<const TensorPaddingOp<PaddingDimensions, ArgType>, Device EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE TensorEvaluator(const XprType& op, const Device& device) : m_impl(op.expression(), device), m_padding(op.padding()) { + // The padding op doesn't change the rank of the tensor. Directly padding a scalar would lead + // to a vector, which doesn't make sense. Instead one should reshape the scalar into a vector + // of 1 element first and then pad. + EIGEN_STATIC_ASSERT(NumDims > 0, YOU_MADE_A_PROGRAMMING_MISTAKE); + // Compute dimensions m_dimensions = m_impl.dimensions(); for (int i = 0; i < NumDims; ++i) { |