allwpilib/upstream_utils/sleipnir_patches/0003-Use-wpi-byteswap.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tyler Veness <calcmogul@gmail.com>
Date: Tue, 28 Jan 2025 22:19:14 -0800
Subject: [PATCH 3/8] Use wpi::byteswap()

---
 include/.styleguide           | 1 +
 include/sleipnir/util/spy.hpp | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/.styleguide b/include/.styleguide
index 4f4c76204071f90bf49eddb8c2aceb583b5e09ba..03938557c2600a7a1f72c6b93c935602f5acb2b2 100644
--- a/include/.styleguide
+++ b/include/.styleguide
@@ -10,4 +10,5 @@ includeOtherLibs {
   ^Eigen/
   ^fmt/
   ^gch/
+  ^wpi/
 }
diff --git a/include/sleipnir/util/spy.hpp b/include/sleipnir/util/spy.hpp
index a2f94803e3744cee771669210d1af883160e9896..74dd7990b03783ce805a186920d5142caeb178c6 100644
--- a/include/sleipnir/util/spy.hpp
+++ b/include/sleipnir/util/spy.hpp
@@ -12,6 +12,7 @@
 #include <string_view>
 
 #include <Eigen/SparseCore>
+#include <wpi/util/bit.hpp>
 
 #include "sleipnir/util/symbol_exports.hpp"
 
@@ -115,7 +116,7 @@ class SLEIPNIR_DLLEXPORT Spy {
    */
   void write32le(int32_t num) {
     if constexpr (std::endian::native != std::endian::little) {
-      num = std::byteswap(num);
+      num = wpi::byteswap(num);
     }
     m_file.write(reinterpret_cast<char*>(&num), sizeof(num));
   }