Adapt to P0009R17

- flyby: minor tweak to CMakeLists.txt (detect KokkosKernels quietly)
- flyby: adding workaround for MSVC to transposed.hpp

Author: hkaiser

CMakeLists.txt

@@ -123,7 +123,7 @@ option(LINALG_ENABLE_BLAS
   "Assume that we are linking with a BLAS library."
   ${BLAS_FOUND})
 
-find_package(KokkosKernels)
+find_package(KokkosKernels QUIET)
 option(LINALG_ENABLE_KOKKOS
   "Enable Kokkos-based implementation. Default: autodetect Kokkos installation."
   ${KokkosKernels_FOUND})

include/experimental/__p1673_bits/transposed.hpp

@@ -253,7 +253,8 @@ namespace impl {
     template<class OriginalExtents>
     static auto mapping(const typename layout_stride::template mapping<OriginalExtents>& orig_map) {
       using original_mapping_type = typename layout_stride::template mapping<OriginalExtents>;
-      using extents_type = transpose_extents_t<typename original_mapping_type::extents_type>;
+      // MSVC fails for transpose_extents_t<typename original_mapping_type::extents_type>
+      using extents_type = transpose_extents_t<typename layout_stride::template mapping<OriginalExtents>::extents_type>;
       using return_mapping_type = typename layout_type::template mapping<extents_type>;
       return return_mapping_type{
 	transpose_extents(orig_map.extents()),

tests/hpx-based/add_rank1_hpx.cpp

@@ -1,6 +1,8 @@
 //  Copyright (c) 2022 Hartmut Kaiser
 
 #include <complex>
+#include <cstddef>
+
 #include <experimental/linalg>
 #include <experimental/mdspan>
 
@@ -35,7 +37,7 @@ void hpx_blas1_add_test_impl(ExPolicy policy, x_t x, y_t y, z_t z)
     // compute gold
     std::vector<value_type> gold(extent);
     using mdspan_t = std::experimental::mdspan<value_type,
-        std::experimental::extents<dynamic_extent>>;
+        std::experimental::extents<::std::size_t, dynamic_extent>>;
     mdspan_t z_gold(gold.data(), extent);
     add_gold_solution(x, y, z_gold);