From ced7f3a9aa007a886fd5c2c56ab0162baf58a5c3 Mon Sep 17 00:00:00 2001
From: Nick Gerleman <ngerlem@meta.com>
Date: Tue, 3 Oct 2023 16:43:38 -0700
Subject: [PATCH] Update Comparison.h

---
 yoga/numeric/Comparison.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/yoga/numeric/Comparison.h b/yoga/numeric/Comparison.h
index 99eb180d..e47ef17d 100644
--- a/yoga/numeric/Comparison.h
+++ b/yoga/numeric/Comparison.h
@@ -8,15 +8,16 @@
 #pragma once
 
 #include <array>
+#include <concepts>
 
 #include <yoga/Yoga.h>
 #include <yoga/numeric/FloatOptional.h>
 
 namespace facebook::yoga {
 
-template <typename FloatT>
-inline bool isUndefined(FloatT value) {
-  return std::isnan(value);
+constexpr bool isUndefined(std::floating_point auto value) {
+  // Can be replaced by constexpr std::isnan in C++ 23
+  return value != value;
 }
 
 inline float maxOrDefined(const float a, const float b) {