From 5f15c8f77ee4333bc514c9093036a279d4a4dfd6 Mon Sep 17 00:00:00 2001
From: Matt Borland <matt@mattborland.com>
Date: Mon, 8 Sep 2025 13:33:51 +0200
Subject: [PATCH] Add div by 0 check

---
 include/boost/math/special_functions/hypot.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/boost/math/special_functions/hypot.hpp b/include/boost/math/special_functions/hypot.hpp
index c06dfa4c0..6623d414b 100644
--- a/include/boost/math/special_functions/hypot.hpp
+++ b/include/boost/math/special_functions/hypot.hpp
@@ -81,6 +81,12 @@ BOOST_MATH_GPU_ENABLED T hypot_impl(T x, T y, T z, const Policy& pol)
    #endif
 
    const T a {(max)((max)(x, y), z)};
+
+   if (a == T(0))
+   {
+      return a;
+   }
+
    const T x_div_a {x / a};
    const T y_div_a {y / a};
    const T z_div_a {z / a};