From 4f6828fc2b7d29557e80ebce6a31a7aa0a1b3e17 Mon Sep 17 00:00:00 2001
From: Wenlong Zhang <zhangwenlong@loongson.cn>
Date: Thu, 12 Jan 2023 16:17:54 +0800
Subject: [PATCH] add atomic library for loongarch64

---
 cmake/modules/CheckCxxAtomic.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/modules/CheckCxxAtomic.cmake b/cmake/modules/CheckCxxAtomic.cmake
index 0b06d5ee4..a2a2a3bfa 100644
--- a/cmake/modules/CheckCxxAtomic.cmake
+++ b/cmake/modules/CheckCxxAtomic.cmake
@@ -11,7 +11,7 @@ function(check_cxx_atomics var)
 #include <atomic>
 #include <cstdint>
 
-#if defined(__s390x__) || defined(__sw_64__)
+#if defined(__s390x__) || defined(__sw_64__) || defined(__loongarch64)
 // Boost needs 16-byte atomics for tagged pointers.
 // These are implemented via inline instructions on the platform
 // if 16-byte alignment can be proven, and are delegated to libatomic
-- 
2.33.0