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Tensor module: const-correctness and constexpr improvements

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libeigen/eigen!2239

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-04-01 17:49:56 -07:00
parent 64885cc6a3
commit 30e669cfe1
19 changed files with 128 additions and 128 deletions
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32
unsupported/Eigen/src/Tensor/TensorReduction.h
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@@ -92,39 +92,39 @@ struct DimInitializer<Sizes<> > {
template <typename ReducedDims, int NumTensorDims, int Layout>
struct are_inner_most_dims {
static const bool value = false;
static constexpr bool value = false;
};
template <typename ReducedDims, int NumTensorDims, int Layout>
struct preserve_inner_most_dims {
static const bool value = false;
static constexpr bool value = false;
};
template <typename ReducedDims, int NumTensorDims>
struct are_inner_most_dims<ReducedDims, NumTensorDims, ColMajor> {
static const bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static const bool tmp2 = index_statically_eq<ReducedDims>(0, 0);
static const bool tmp3 =
static constexpr bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static constexpr bool tmp2 = index_statically_eq<ReducedDims>(0, 0);
static constexpr bool tmp3 =
index_statically_eq<ReducedDims>(array_size<ReducedDims>::value - 1, array_size<ReducedDims>::value - 1);
static const bool value = tmp1 & tmp2 & tmp3;
static constexpr bool value = tmp1 & tmp2 & tmp3;
};
template <typename ReducedDims, int NumTensorDims>
struct are_inner_most_dims<ReducedDims, NumTensorDims, RowMajor> {
static const bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static const bool tmp2 = index_statically_eq<ReducedDims>(0, NumTensorDims - array_size<ReducedDims>::value);
static const bool tmp3 = index_statically_eq<ReducedDims>(array_size<ReducedDims>::value - 1, NumTensorDims - 1);
static const bool value = tmp1 & tmp2 & tmp3;
static constexpr bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static constexpr bool tmp2 = index_statically_eq<ReducedDims>(0, NumTensorDims - array_size<ReducedDims>::value);
static constexpr bool tmp3 = index_statically_eq<ReducedDims>(array_size<ReducedDims>::value - 1, NumTensorDims - 1);
static constexpr bool value = tmp1 & tmp2 & tmp3;
};
template <typename ReducedDims, int NumTensorDims>
struct preserve_inner_most_dims<ReducedDims, NumTensorDims, ColMajor> {
static const bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static const bool tmp2 = index_statically_gt<ReducedDims>(0, 0);
static const bool value = tmp1 & tmp2;
static constexpr bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static constexpr bool tmp2 = index_statically_gt<ReducedDims>(0, 0);
static constexpr bool value = tmp1 & tmp2;
};
template <typename ReducedDims, int NumTensorDims>
struct preserve_inner_most_dims<ReducedDims, NumTensorDims, RowMajor> {
static const bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static const bool tmp2 = index_statically_lt<ReducedDims>(array_size<ReducedDims>::value - 1, NumTensorDims - 1);
static const bool value = tmp1 & tmp2;
static constexpr bool tmp1 = indices_statically_known_to_increase<ReducedDims>();
static constexpr bool tmp2 = index_statically_lt<ReducedDims>(array_size<ReducedDims>::value - 1, NumTensorDims - 1);
static constexpr bool value = tmp1 & tmp2;
};
template <int DimIndex, typename Self, typename Op>