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Fixed a bug when chipping tensors laid out in row major order.

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This commit is contained in:
Benoit Steiner
2015-04-07 10:44:13 -07:00
parent a1f1e1e51d
commit 1de49ef4c2
2 changed files with 45 additions and 13 deletions
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6
unsupported/Eigen/CXX11/src/Tensor/TensorChipping.h
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@@ -157,6 +157,8 @@ struct TensorEvaluator<const TensorChippingOp<DimId, ArgType>, Device>
eigen_assert(NumInputDims > m_dim.actualDim());
const typename TensorEvaluator<ArgType, Device>::Dimensions& input_dims = m_impl.dimensions();
eigen_assert(op.offset() < input_dims[m_dim.actualDim()]);
int j = 0;
for (int i = 0; i < NumInputDims; ++i) {
if (i != m_dim.actualDim()) {
@@ -246,7 +248,9 @@ struct TensorEvaluator<const TensorChippingOp<DimId, ArgType>, Device>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar* data() const {
Scalar* result = m_impl.data();
if (m_dim.actualDim() == NumDims && result) {
if (((static_cast<int>(Layout) == static_cast<int>(ColMajor) && m_dim.actualDim() == NumDims) ||
(static_cast<int>(Layout) == static_cast<int>(RowMajor) && m_dim.actualDim() == 0)) &&
result) {
return result + m_inputOffset;
} else {
return NULL;