From 8a82023e0191d20cdbaa6c4fd7f3a7032dd83f41 Mon Sep 17 00:00:00 2001
From: Cheng Cao <bobcaocheng@gmail.com>
Date: Sat, 17 Dec 2022 16:31:28 -0800
Subject: [PATCH] add missing header

---
 taichi/rhi/impl_support.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/taichi/rhi/impl_support.h b/taichi/rhi/impl_support.h
index 25e7ef68cfcf2..90b92d5efc796 100644
--- a/taichi/rhi/impl_support.h
+++ b/taichi/rhi/impl_support.h
@@ -3,6 +3,7 @@
 #include "taichi/rhi/device.h"
 #include <assert.h>
 #include <forward_list>
+#include <unordered_set>
 #include <mutex>
 
 namespace taichi::lang {