From 14e7e84b8a1135c089cd508ddfe9db12adc03442 Mon Sep 17 00:00:00 2001
From: Yuuichi Asahi <y.asahi@nr.titech.ac.jp>
Date: Thu, 29 Aug 2024 19:00:08 +0900
Subject: [PATCH] modernize-type-traits

---
 common/src/KokkosFFT_layouts.hpp   | 2 +-
 common/src/KokkosFFT_transpose.hpp | 2 +-
 fft/src/KokkosFFT_Plans.hpp        | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/common/src/KokkosFFT_layouts.hpp b/common/src/KokkosFFT_layouts.hpp
index 065b898c..4aaed717 100644
--- a/common/src/KokkosFFT_layouts.hpp
+++ b/common/src/KokkosFFT_layouts.hpp
@@ -92,7 +92,7 @@ auto get_extents(const InViewType& in, const OutViewType& out,
     }
   }
 
-  if (std::is_same<array_layout_type, Kokkos::LayoutLeft>::value) {
+  if (std::is_same_v<array_layout_type, Kokkos::LayoutLeft>) {
     std::reverse(_in_extents.begin(), _in_extents.end());
     std::reverse(_out_extents.begin(), _out_extents.end());
     std::reverse(_fft_extents.begin(), _fft_extents.end());
diff --git a/common/src/KokkosFFT_transpose.hpp b/common/src/KokkosFFT_transpose.hpp
index d74e03cf..a05be798 100644
--- a/common/src/KokkosFFT_transpose.hpp
+++ b/common/src/KokkosFFT_transpose.hpp
@@ -40,7 +40,7 @@ auto get_map_axes(const ViewType& view, axis_type<DIM> _axes) {
   map.reserve(rank);
   map_inv.reserve(rank);
 
-  if (std::is_same<array_layout_type, Kokkos::LayoutRight>::value) {
+  if (std::is_same_v<array_layout_type, Kokkos::LayoutRight>) {
     // Stack axes not specified by axes (0, 1, 4)
     for (int i = 0; i < rank; i++) {
       if (!is_found(axes, i)) {
diff --git a/fft/src/KokkosFFT_Plans.hpp b/fft/src/KokkosFFT_Plans.hpp
index a5793ba6..caeeb2ca 100644
--- a/fft/src/KokkosFFT_Plans.hpp
+++ b/fft/src/KokkosFFT_Plans.hpp
@@ -233,14 +233,14 @@ class Plan {
                   "Plan::Plan: View rank must be larger than or equal to the "
                   "Rank of FFT axes");
 
-    if (std::is_floating_point<in_value_type>::value &&
+    if (KokkosFFT::Impl::is_real_v<in_value_type> &&
         m_direction != KokkosFFT::Direction::forward) {
       throw std::runtime_error(
           "Plan::Plan: real to complex transform is constrcuted with backward "
           "direction.");
     }
 
-    if (std::is_floating_point<out_value_type>::value &&
+    if (KokkosFFT::Impl::is_real_v<out_value_type> &&
         m_direction != KokkosFFT::Direction::backward) {
       throw std::runtime_error(
           "Plan::Plan: complex to real transform is constrcuted with forward "