From 1397ff33fecef334a421a9b6a74bd6a6bb2f6f9c Mon Sep 17 00:00:00 2001
From: tolk-vm <tolk.vm@gmail.com>
Date: Mon, 27 Jan 2025 17:02:09 +0300
Subject: [PATCH] Suppress clang warning "ATOMIC_FLAG_INIT marked deprecated"

In C++20, macro 'ATOMIC_FLAG_INIT' has been marked as deprecated.
We need still to use it to be able to compile for C++17.
For now, just suppress this warning.
---
 tdutils/td/utils/SpinLock.h               | 3 +++
 tdutils/td/utils/logging.cpp              | 3 +++
 tdutils/td/utils/logging.h                | 3 +++
 tdutils/td/utils/port/detail/PollableFd.h | 3 +++
 4 files changed, 12 insertions(+)

diff --git a/tdutils/td/utils/SpinLock.h b/tdutils/td/utils/SpinLock.h
index b5bb62dbf..f0856f0c0 100644
--- a/tdutils/td/utils/SpinLock.h
+++ b/tdutils/td/utils/SpinLock.h
@@ -63,7 +63,10 @@ class SpinLock {
   }
 
  private:
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-pragma"
   std::atomic_flag flag_ = ATOMIC_FLAG_INIT;
+#pragma clang diagnostic pop
   void unlock() {
     flag_.clear(std::memory_order_release);
   }
diff --git a/tdutils/td/utils/logging.cpp b/tdutils/td/utils/logging.cpp
index 345615f12..03d32ee2c 100644
--- a/tdutils/td/utils/logging.cpp
+++ b/tdutils/td/utils/logging.cpp
@@ -176,7 +176,10 @@ void TsCerr::enterCritical() {
 void TsCerr::exitCritical() {
   lock_.clear(std::memory_order_release);
 }
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-pragma"
 TsCerr::Lock TsCerr::lock_ = ATOMIC_FLAG_INIT;
+#pragma clang diagnostic pop
 
 class DefaultLog : public LogInterface {
  public:
diff --git a/tdutils/td/utils/logging.h b/tdutils/td/utils/logging.h
index 5c9a0621f..dbf4c64b3 100644
--- a/tdutils/td/utils/logging.h
+++ b/tdutils/td/utils/logging.h
@@ -343,7 +343,10 @@ class TsLog : public LogInterface {
 
  private:
   LogInterface *log_ = nullptr;
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-pragma"
   std::atomic_flag lock_ = ATOMIC_FLAG_INIT;
+#pragma clang diagnostic pop
   void enter_critical() {
     while (lock_.test_and_set(std::memory_order_acquire)) {
       // spin
diff --git a/tdutils/td/utils/port/detail/PollableFd.h b/tdutils/td/utils/port/detail/PollableFd.h
index dceea4f38..6cb621e82 100644
--- a/tdutils/td/utils/port/detail/PollableFd.h
+++ b/tdutils/td/utils/port/detail/PollableFd.h
@@ -149,7 +149,10 @@ class PollableFdInfo : private ListNode {
 
  private:
   NativeFd fd_{};
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-pragma"
   std::atomic_flag lock_ = ATOMIC_FLAG_INIT;
+#pragma clang diagnostic pop
   PollFlagsSet flags_;
 #if TD_PORT_WINDOWS
   SpinLock observer_lock_;