From 3dcaaa18be1cf60bd0447f1dff6e4fa1ad175cf9 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Wed, 26 Aug 2020 02:22:34 +0000
Subject: externals/microprofile: Fix data race in g_bUseLock
As reported by tsan, g_bUseLock had a data race. Fix this using an
atomic boolean.
---
externals/microprofile/microprofile.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
(limited to 'externals/microprofile/microprofile.h')
diff --git a/externals/microprofile/microprofile.h b/externals/microprofile/microprofile.h
index 6dae65a66f..85d5bd5dec 100644
--- a/externals/microprofile/microprofile.h
+++ b/externals/microprofile/microprofile.h
@@ -1037,7 +1037,7 @@ static void MicroProfileCreateThreadLogKey()
#else
MP_THREAD_LOCAL MicroProfileThreadLog* g_MicroProfileThreadLog = 0;
#endif
-static bool g_bUseLock = false; /// This is used because windows does not support using mutexes under dll init(which is where global initialization is handled)
+static std::atomic<bool> g_bUseLock{false}; /// This is used because windows does not support using mutexes under dll init(which is where global initialization is handled)
MICROPROFILE_DEFINE(g_MicroProfileFlip, "MicroProfile", "MicroProfileFlip", 0x3355ee);
--
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