From 10720bea493e9665c1e7548198909c9b6e7119b3 Mon Sep 17 00:00:00 2001
From: StormBytePP <stormbyte@gmail.com>
Date: Wed, 16 Oct 2024 17:30:56 +0200
Subject: [PATCH] Fix atomic builtins test that currently fails for
 llvm+compiler_rt when gcc is not present (#18788)

Fix atomic builtins test that currently fails for llvm+compiler_rt only systems (no gcc) where atomic are builtin but __atomic_load_8 is not implemented

Signed-off-by: David C. Manuelda <StormByte@gmail.com>
---
 CMakeLists.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index cd620901525515..2b629395e60086 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -448,7 +448,8 @@ int main() {
 
 check_cxx_source_compiles("
 int main() {
-        __atomic_load_8(nullptr, 0);
+        int test;
+        __atomic_load_n(&test, 0);
         return 0;
 }
 " HAVE_BUILTIN_ATOMICS)