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From cf69e762384b259ea3890274779db0ae1bb51fa6 Mon Sep 17 00:00:00 2001
From: Matthieu Dorier <mdorier@anl.gov>
Date: Tue, 24 May 2022 16:28:43 +0000
Subject: [PATCH] fix check for -Wthread-safety
---
CMakeLists.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1409c06..416978f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,7 +54,7 @@ include(CheckCXXSourceCompiles)
# https://clang.llvm.org/docs/ThreadSafetyAnalysis.html
# -Werror is necessary because unknown attributes only generate warnings.
set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
-list(APPEND CMAKE_REQUIRED_FLAGS -Werror -Wthread-safety)
+set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -Werror -Wthread-safety")
check_cxx_source_compiles("
struct __attribute__((lockable)) Lock {
void Acquire() __attribute__((exclusive_lock_function()));
--
2.30.2
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