From 6dc9cd366a292eba0058a0f52fe7bec2fba3a2f2 Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brecht@blender.org>
Date: Thu, 7 Aug 2025 21:23:28 +0200
Subject: [PATCH] Fix: Cycles volume assert on Windows due to wrong comparator

Introduced in 13ab5067ceab7.

Pull Request: https://projects.blender.org/blender/blender/pulls/144167
---
 intern/cycles/scene/shader_graph.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/intern/cycles/scene/shader_graph.h b/intern/cycles/scene/shader_graph.h
index ac466fa5bc1..a428dcb2318 100644
--- a/intern/cycles/scene/shader_graph.h
+++ b/intern/cycles/scene/shader_graph.h
@@ -299,7 +299,7 @@ class ShaderNodeIDAndBoolComparator {
   bool operator()(const std::pair<ShaderNode *, bool> p1,
                   const std::pair<ShaderNode *, bool> p2) const
   {
-    return p1.first->id < p2.first->id || p1.second < p2.second;
+    return p1.first->id < p2.first->id || (p1.first->id == p2.first->id && p1.second < p2.second);
   }
 };