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Properly detect the type of the result of a contraction.

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This commit is contained in:
Benoit Steiner 2016-08-16 16:00:30 -07:00
parent 59bacfe520
commit 2b17f34574
1 changed files with 4 additions and 4 deletions
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8
unsupported/Eigen/CXX11/src/Tensor/TensorContraction.h
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@ -25,8 +25,8 @@ template<typename Dimensions, typename LhsXprType, typename RhsXprType>
struct traits<TensorContractionOp<Dimensions, LhsXprType, RhsXprType> >
{
// Type promotion to handle the case where the types of the lhs and the rhs are different.
typedef typename internal::promote_storage_type<typename LhsXprType::Scalar,
typename RhsXprType::Scalar>::ret Scalar;
typedef typename gebp_traits<typename LhsXprType::Scalar, typename RhsXprType::Scalar>::ResScalar Scalar;
typedef typename promote_storage_type<typename traits<LhsXprType>::StorageKind,
typename traits<RhsXprType>::StorageKind>::ret StorageKind;
typedef typename promote_index_type<typename traits<LhsXprType>::Index,
@ -75,8 +75,8 @@ class TensorContractionOp : public TensorBase<TensorContractionOp<Indices, LhsXp
{
public:
typedef typename Eigen::internal::traits<TensorContractionOp>::Scalar Scalar;
typedef typename internal::promote_storage_type<typename LhsXprType::CoeffReturnType,
typename RhsXprType::CoeffReturnType>::ret CoeffReturnType;
typedef typename internal::gebp_traits<typename LhsXprType::CoeffReturnType,
typename RhsXprType::CoeffReturnType>::ResScalar CoeffReturnType;
typedef typename Eigen::internal::nested<TensorContractionOp>::type Nested;
typedef typename Eigen::internal::traits<TensorContractionOp>::StorageKind StorageKind;
typedef typename Eigen::internal::traits<TensorContractionOp>::Index Index;