From 076e0528efe1cfb62f380d360b50157e00752d0f Mon Sep 17 00:00:00 2001
From: "W. J. van der Laan" <laanwj@protonmail.com>
Date: Wed, 10 Nov 2021 13:05:24 +0100
Subject: [PATCH] Merge bitcoin/bitcoin#23370: test: Add ios_base::width tsan
 suppression

96c7db9373014ce232ab01d11333650c9ddf9ee5 test: Add ios_base::width tsan suppression (Hennadii Stepanov)

Pull request description:

  This PR:
  - adds tsan suppression for intermittent failures in CI
  ```
  SUMMARY: ThreadSanitizer: data race /usr/lib/llvm-12/bin/../include/c++/v1/ios:523:12 in std::__1::ios_base::width() const
  ```

  - fixes #23366

ACKs for top commit:
  laanwj:
    Concept and code review ACK 96c7db9373014ce232ab01d11333650c9ddf9ee5

Tree-SHA512: fcad296e8da4a6d94dcbb011c3d9b3d07f6983818be16cfff8341a035fa6abe2777ae72409c9bc83083097660408a850c1e9cd6f0ad3ea7976e4a4768f1e1858
---
 test/sanitizer_suppressions/tsan | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/sanitizer_suppressions/tsan b/test/sanitizer_suppressions/tsan
index 77e302f994..c94c9f8504 100644
--- a/test/sanitizer_suppressions/tsan
+++ b/test/sanitizer_suppressions/tsan
@@ -37,3 +37,6 @@ race:CZMQAbstractPublishNotifier::SendZmqMessage
 
 # https://github.com/bitcoin/bitcoin/pull/20218, https://github.com/bitcoin/bitcoin/pull/20745
 race:epoll_ctl
+
+# https://github.com/bitcoin/bitcoin/issues/23366
+race:std::__1::ios_base::width