From 8420b21555b2db0b8338584bf0ef6f6e09561865 Mon Sep 17 00:00:00 2001
From: CaptainYS <soji@andrew.cmu.edu>
Date: Wed, 24 Apr 2024 10:03:11 -0400
Subject: [PATCH] Fixing build.

---
 src/ysclass/src/ysveci.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ysclass/src/ysveci.h b/src/ysclass/src/ysveci.h
index 84cfdfc..0920ea0 100644
--- a/src/ysclass/src/ysveci.h
+++ b/src/ysclass/src/ysveci.h
@@ -781,6 +781,7 @@ inline YsVec3iRange::iterator rend(const YsVec3iRange &allIndex)
 ////////////////////////////////////////////////////////////
 
 #include <functional>
+#include <unordered_set>
 
 template <>
 struct std::hash <YsVec2i>