Restoring authorship annotation for <ayles@yandex-team.ru>. Commit 2 of 2.

21 files changed, 335 insertions, 335 deletions

diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc
index c9fd3a201c..0dfd795e7b 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc
@@ -18,7 +18,7 @@
 #include "absl/synchronization/mutex.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 // Return whether int *arg is zero.
 static bool IsZero(void *arg) {
@@ -48,5 +48,5 @@ bool Barrier::Block() {
   return this->num_to_exit_ == 0;
 }
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.h b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.h
index 0fc25f561c..d8e754406f 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.h
@@ -23,7 +23,7 @@
 #include "absl/synchronization/mutex.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 // Barrier
 //
@@ -74,6 +74,6 @@ class Barrier {
   int num_to_exit_ ABSL_GUARDED_BY(lock_);
 };
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 #endif  // ABSL_SYNCHRONIZATION_BARRIER_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.cc b/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.cc
index 345efa93fe..d2f82da3bb 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.cc
@@ -19,7 +19,7 @@
 #include "absl/base/internal/raw_logging.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 namespace {
 
@@ -63,5 +63,5 @@ void BlockingCounter::Wait() {
   // after we return from this method.
 }
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.h b/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.h
index 53799a9892..1908fdb1d9 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/blocking_counter.h
@@ -26,7 +26,7 @@
 #include "absl/synchronization/mutex.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 // BlockingCounter
 //
@@ -95,7 +95,7 @@ class BlockingCounter {
   bool done_ ABSL_GUARDED_BY(lock_);
 };
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_BLOCKING_COUNTER_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.cc b/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.cc
index 49550a531f..53a71b342b 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.cc
@@ -27,14 +27,14 @@
 #include "absl/synchronization/internal/per_thread_sem.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 // ThreadIdentity storage is persistent, we maintain a free-list of previously
 // released ThreadIdentity objects.
-ABSL_CONST_INIT static base_internal::SpinLock freelist_lock( 
-    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY); 
-ABSL_CONST_INIT static base_internal::ThreadIdentity* thread_identity_freelist; 
+ABSL_CONST_INIT static base_internal::SpinLock freelist_lock(
+    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY);
+ABSL_CONST_INIT static base_internal::ThreadIdentity* thread_identity_freelist;
 
 // A per-thread destructor for reclaiming associated ThreadIdentity objects.
 // Since we must preserve their storage we cache them for re-use.
@@ -134,7 +134,7 @@ base_internal::ThreadIdentity* CreateThreadIdentity() {
 }
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_LOW_LEVEL_ALLOC_MISSING
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.h
index 2d363223a4..e121f68377 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/create_thread_identity.h
@@ -29,7 +29,7 @@
 #include "absl/base/port.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 // Allocates and attaches a ThreadIdentity object for the calling thread.
@@ -54,7 +54,7 @@ inline base_internal::ThreadIdentity* GetOrCreateCurrentThreadIdentity() {
 }
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_INTERNAL_CREATE_THREAD_IDENTITY_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/futex.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/futex.h
index 40eae732f6..06fbd6d072 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/futex.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/futex.h
@@ -1,43 +1,43 @@
-// Copyright 2020 The Abseil Authors. 
-// 
-// Licensed under the Apache License, Version 2.0 (the "License"); 
-// you may not use this file except in compliance with the License. 
-// You may obtain a copy of the License at 
-// 
-//      https://www.apache.org/licenses/LICENSE-2.0 
-// 
-// Unless required by applicable law or agreed to in writing, software 
-// distributed under the License is distributed on an "AS IS" BASIS, 
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-// See the License for the specific language governing permissions and 
-// limitations under the License. 
-#ifndef ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_ 
-#define ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_ 
- 
-#include "absl/base/config.h" 
- 
-#ifdef _WIN32 
-#include <windows.h> 
-#else 
-#include <sys/time.h> 
-#include <unistd.h> 
-#endif 
- 
-#ifdef __linux__ 
-#include <linux/futex.h> 
-#include <sys/syscall.h> 
-#endif 
- 
-#include <errno.h> 
-#include <stdio.h> 
-#include <time.h> 
- 
-#include <atomic> 
-#include <cstdint> 
- 
-#include "absl/base/optimization.h" 
-#include "absl/synchronization/internal/kernel_timeout.h" 
- 
+// Copyright 2020 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+#ifndef ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_
+#define ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_
+
+#include "absl/base/config.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#else
+#include <sys/time.h>
+#include <unistd.h>
+#endif
+
+#ifdef __linux__
+#include <linux/futex.h>
+#include <sys/syscall.h>
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <time.h>
+
+#include <atomic>
+#include <cstdint>
+
+#include "absl/base/optimization.h"
+#include "absl/synchronization/internal/kernel_timeout.h"
+
 #ifdef ABSL_INTERNAL_HAVE_FUTEX
 #error ABSL_INTERNAL_HAVE_FUTEX may not be set on the command line
 #elif defined(__BIONIC__)
@@ -51,104 +51,104 @@
 
 #ifdef ABSL_INTERNAL_HAVE_FUTEX
 
-namespace absl { 
-ABSL_NAMESPACE_BEGIN 
-namespace synchronization_internal { 
- 
-// Some Android headers are missing these definitions even though they 
-// support these futex operations. 
-#ifdef __BIONIC__ 
-#ifndef SYS_futex 
-#define SYS_futex __NR_futex 
-#endif 
-#ifndef FUTEX_WAIT_BITSET 
-#define FUTEX_WAIT_BITSET 9 
-#endif 
-#ifndef FUTEX_PRIVATE_FLAG 
-#define FUTEX_PRIVATE_FLAG 128 
-#endif 
-#ifndef FUTEX_CLOCK_REALTIME 
-#define FUTEX_CLOCK_REALTIME 256 
-#endif 
-#ifndef FUTEX_BITSET_MATCH_ANY 
-#define FUTEX_BITSET_MATCH_ANY 0xFFFFFFFF 
-#endif 
-#endif 
- 
-#if defined(__NR_futex_time64) && !defined(SYS_futex_time64) 
-#define SYS_futex_time64 __NR_futex_time64 
-#endif 
- 
-#if defined(SYS_futex_time64) && !defined(SYS_futex) 
-#define SYS_futex SYS_futex_time64 
-#endif 
- 
-class FutexImpl { 
- public: 
-  static int WaitUntil(std::atomic<int32_t> *v, int32_t val, 
-                       KernelTimeout t) { 
-    int err = 0; 
-    if (t.has_timeout()) { 
-      // https://locklessinc.com/articles/futex_cheat_sheet/ 
-      // Unlike FUTEX_WAIT, FUTEX_WAIT_BITSET uses absolute time. 
-      struct timespec abs_timeout = t.MakeAbsTimespec(); 
-      // Atomically check that the futex value is still 0, and if it 
-      // is, sleep until abs_timeout or until woken by FUTEX_WAKE. 
-      err = syscall( 
-          SYS_futex, reinterpret_cast<int32_t *>(v), 
-          FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME, val, 
-          &abs_timeout, nullptr, FUTEX_BITSET_MATCH_ANY); 
-    } else { 
-      // Atomically check that the futex value is still 0, and if it 
-      // is, sleep until woken by FUTEX_WAKE. 
-      err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v), 
-                    FUTEX_WAIT | FUTEX_PRIVATE_FLAG, val, nullptr); 
-    } 
-    if (ABSL_PREDICT_FALSE(err != 0)) { 
-      err = -errno; 
-    } 
-    return err; 
-  } 
- 
-  static int WaitBitsetAbsoluteTimeout(std::atomic<int32_t> *v, int32_t val, 
-                                       int32_t bits, 
-                                       const struct timespec *abstime) { 
-    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v), 
-                      FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG, val, abstime, 
-                      nullptr, bits); 
-    if (ABSL_PREDICT_FALSE(err != 0)) { 
-      err = -errno; 
-    } 
-    return err; 
-  } 
- 
-  static int Wake(std::atomic<int32_t> *v, int32_t count) { 
-    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v), 
-                      FUTEX_WAKE | FUTEX_PRIVATE_FLAG, count); 
-    if (ABSL_PREDICT_FALSE(err < 0)) { 
-      err = -errno; 
-    } 
-    return err; 
-  } 
- 
-  // FUTEX_WAKE_BITSET 
-  static int WakeBitset(std::atomic<int32_t> *v, int32_t count, int32_t bits) { 
-    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v), 
-                      FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG, count, nullptr, 
-                      nullptr, bits); 
-    if (ABSL_PREDICT_FALSE(err < 0)) { 
-      err = -errno; 
-    } 
-    return err; 
-  } 
-}; 
- 
-class Futex : public FutexImpl {}; 
- 
-}  // namespace synchronization_internal 
-ABSL_NAMESPACE_END 
-}  // namespace absl 
- 
+namespace absl {
+ABSL_NAMESPACE_BEGIN
+namespace synchronization_internal {
+
+// Some Android headers are missing these definitions even though they
+// support these futex operations.
+#ifdef __BIONIC__
+#ifndef SYS_futex
+#define SYS_futex __NR_futex
+#endif
+#ifndef FUTEX_WAIT_BITSET
+#define FUTEX_WAIT_BITSET 9
+#endif
+#ifndef FUTEX_PRIVATE_FLAG
+#define FUTEX_PRIVATE_FLAG 128
+#endif
+#ifndef FUTEX_CLOCK_REALTIME
+#define FUTEX_CLOCK_REALTIME 256
+#endif
+#ifndef FUTEX_BITSET_MATCH_ANY
+#define FUTEX_BITSET_MATCH_ANY 0xFFFFFFFF
+#endif
+#endif
+
+#if defined(__NR_futex_time64) && !defined(SYS_futex_time64)
+#define SYS_futex_time64 __NR_futex_time64
+#endif
+
+#if defined(SYS_futex_time64) && !defined(SYS_futex)
+#define SYS_futex SYS_futex_time64
+#endif
+
+class FutexImpl {
+ public:
+  static int WaitUntil(std::atomic<int32_t> *v, int32_t val,
+                       KernelTimeout t) {
+    int err = 0;
+    if (t.has_timeout()) {
+      // https://locklessinc.com/articles/futex_cheat_sheet/
+      // Unlike FUTEX_WAIT, FUTEX_WAIT_BITSET uses absolute time.
+      struct timespec abs_timeout = t.MakeAbsTimespec();
+      // Atomically check that the futex value is still 0, and if it
+      // is, sleep until abs_timeout or until woken by FUTEX_WAKE.
+      err = syscall(
+          SYS_futex, reinterpret_cast<int32_t *>(v),
+          FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME, val,
+          &abs_timeout, nullptr, FUTEX_BITSET_MATCH_ANY);
+    } else {
+      // Atomically check that the futex value is still 0, and if it
+      // is, sleep until woken by FUTEX_WAKE.
+      err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v),
+                    FUTEX_WAIT | FUTEX_PRIVATE_FLAG, val, nullptr);
+    }
+    if (ABSL_PREDICT_FALSE(err != 0)) {
+      err = -errno;
+    }
+    return err;
+  }
+
+  static int WaitBitsetAbsoluteTimeout(std::atomic<int32_t> *v, int32_t val,
+                                       int32_t bits,
+                                       const struct timespec *abstime) {
+    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v),
+                      FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG, val, abstime,
+                      nullptr, bits);
+    if (ABSL_PREDICT_FALSE(err != 0)) {
+      err = -errno;
+    }
+    return err;
+  }
+
+  static int Wake(std::atomic<int32_t> *v, int32_t count) {
+    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v),
+                      FUTEX_WAKE | FUTEX_PRIVATE_FLAG, count);
+    if (ABSL_PREDICT_FALSE(err < 0)) {
+      err = -errno;
+    }
+    return err;
+  }
+
+  // FUTEX_WAKE_BITSET
+  static int WakeBitset(std::atomic<int32_t> *v, int32_t count, int32_t bits) {
+    int err = syscall(SYS_futex, reinterpret_cast<int32_t *>(v),
+                      FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG, count, nullptr,
+                      nullptr, bits);
+    if (ABSL_PREDICT_FALSE(err < 0)) {
+      err = -errno;
+    }
+    return err;
+  }
+};
+
+class Futex : public FutexImpl {};
+
+}  // namespace synchronization_internal
+ABSL_NAMESPACE_END
+}  // namespace absl
+
 #endif  // ABSL_INTERNAL_HAVE_FUTEX
 
-#endif  // ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_ 
+#endif  // ABSL_SYNCHRONIZATION_INTERNAL_FUTEX_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.cc b/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.cc
index a6dab02da1..27fec21681 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.cc
@@ -45,16 +45,16 @@
 // Do not use STL.   This module does not use standard memory allocation.
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 namespace {
 
 // Avoid LowLevelAlloc's default arena since it calls malloc hooks in
 // which people are doing things like acquiring Mutexes.
-ABSL_CONST_INIT static absl::base_internal::SpinLock arena_mu( 
-    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY); 
-ABSL_CONST_INIT static base_internal::LowLevelAlloc::Arena* arena; 
+ABSL_CONST_INIT static absl::base_internal::SpinLock arena_mu(
+    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY);
+ABSL_CONST_INIT static base_internal::LowLevelAlloc::Arena* arena;
 
 static void InitArenaIfNecessary() {
   arena_mu.Lock();
@@ -692,7 +692,7 @@ int GraphCycles::GetStackTrace(GraphId id, void*** ptr) {
 }
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_LOW_LEVEL_ALLOC_MISSING
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.h
index 7a723ac04f..ceba33e4de 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/graphcycles.h
@@ -40,10 +40,10 @@
 
 #include <cstdint>
 
-#include "absl/base/config.h" 
- 
+#include "absl/base/config.h"
+
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 // Opaque identifier for a graph node.
@@ -135,7 +135,7 @@ class GraphCycles {
 };
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/kernel_timeout.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/kernel_timeout.h
index 338aaf512b..bbd4d2d70f 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/kernel_timeout.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/kernel_timeout.h
@@ -26,7 +26,7 @@
 #define ABSL_SYNCHRONIZATION_INTERNAL_KERNEL_TIMEOUT_H_
 
 #include <time.h>
- 
+
 #include <algorithm>
 #include <limits>
 
@@ -35,7 +35,7 @@
 #include "absl/time/time.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 class Futex;
@@ -58,10 +58,10 @@ class KernelTimeout {
 
   bool has_timeout() const { return ns_ != 0; }
 
-  // Convert to parameter for sem_timedwait/futex/similar.  Only for approved 
-  // users.  Do not call if !has_timeout. 
-  struct timespec MakeAbsTimespec(); 
- 
+  // Convert to parameter for sem_timedwait/futex/similar.  Only for approved
+  // users.  Do not call if !has_timeout.
+  struct timespec MakeAbsTimespec();
+
  private:
   // internal rep, not user visible: ns after unix epoch.
   // zero = no timeout.
@@ -125,32 +125,32 @@ class KernelTimeout {
   friend class Waiter;
 };
 
-inline struct timespec KernelTimeout::MakeAbsTimespec() { 
-  int64_t n = ns_; 
-  static const int64_t kNanosPerSecond = 1000 * 1000 * 1000; 
-  if (n == 0) { 
-    ABSL_RAW_LOG( 
-        ERROR, "Tried to create a timespec from a non-timeout; never do this."); 
-    // But we'll try to continue sanely.  no-timeout ~= saturated timeout. 
-    n = (std::numeric_limits<int64_t>::max)(); 
-  } 
- 
-  // Kernel APIs validate timespecs as being at or after the epoch, 
-  // despite the kernel time type being signed.  However, no one can 
-  // tell the difference between a timeout at or before the epoch (since 
-  // all such timeouts have expired!) 
-  if (n < 0) n = 0; 
- 
-  struct timespec abstime; 
-  int64_t seconds = (std::min)(n / kNanosPerSecond, 
-                               int64_t{(std::numeric_limits<time_t>::max)()}); 
-  abstime.tv_sec = static_cast<time_t>(seconds); 
-  abstime.tv_nsec = static_cast<decltype(abstime.tv_nsec)>(n % kNanosPerSecond); 
-  return abstime; 
-} 
- 
+inline struct timespec KernelTimeout::MakeAbsTimespec() {
+  int64_t n = ns_;
+  static const int64_t kNanosPerSecond = 1000 * 1000 * 1000;
+  if (n == 0) {
+    ABSL_RAW_LOG(
+        ERROR, "Tried to create a timespec from a non-timeout; never do this.");
+    // But we'll try to continue sanely.  no-timeout ~= saturated timeout.
+    n = (std::numeric_limits<int64_t>::max)();
+  }
+
+  // Kernel APIs validate timespecs as being at or after the epoch,
+  // despite the kernel time type being signed.  However, no one can
+  // tell the difference between a timeout at or before the epoch (since
+  // all such timeouts have expired!)
+  if (n < 0) n = 0;
+
+  struct timespec abstime;
+  int64_t seconds = (std::min)(n / kNanosPerSecond,
+                               int64_t{(std::numeric_limits<time_t>::max)()});
+  abstime.tv_sec = static_cast<time_t>(seconds);
+  abstime.tv_nsec = static_cast<decltype(abstime.tv_nsec)>(n % kNanosPerSecond);
+  return abstime;
+}
+
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_INTERNAL_KERNEL_TIMEOUT_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.cc b/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.cc
index 40e232de25..a6031787e0 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.cc
@@ -25,7 +25,7 @@
 #include "absl/synchronization/internal/waiter.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 void PerThreadSem::SetThreadBlockedCounter(std::atomic<int> *counter) {
@@ -63,7 +63,7 @@ void PerThreadSem::Tick(base_internal::ThreadIdentity *identity) {
 }
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 extern "C" {
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.h
index c94a16f82b..7beae8ef1d 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/per_thread_sem.h
@@ -32,7 +32,7 @@
 #include "absl/synchronization/internal/kernel_timeout.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 class Mutex;
 
@@ -78,7 +78,7 @@ class PerThreadSem {
   // !t.has_timeout() => Wait(t) will return true.
   static inline bool Wait(KernelTimeout t);
 
-  // Permitted callers. 
+  // Permitted callers.
   friend class PerThreadSemTest;
   friend class absl::Mutex;
   friend absl::base_internal::ThreadIdentity* CreateThreadIdentity();
@@ -86,7 +86,7 @@ class PerThreadSem {
 };
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 // In some build configurations we pass --detect-odr-violations to the
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/thread_pool.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/thread_pool.h
index 762d74ffce..0cb96dacde 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/thread_pool.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/thread_pool.h
@@ -26,7 +26,7 @@
 #include "absl/synchronization/mutex.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 // A simple ThreadPool implementation for tests.
@@ -87,7 +87,7 @@ class ThreadPool {
 };
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_INTERNAL_THREAD_POOL_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.cc b/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.cc
index 9bee8284da..28ef311e4a 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.cc
@@ -48,9 +48,9 @@
 #include "absl/base/optimization.h"
 #include "absl/synchronization/internal/kernel_timeout.h"
 
- 
+
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 static void MaybeBecomeIdle() {
@@ -82,7 +82,7 @@ bool Waiter::Wait(KernelTimeout t) {
 
   while (true) {
     int32_t x = futex_.load(std::memory_order_relaxed);
-    while (x != 0) { 
+    while (x != 0) {
       if (!futex_.compare_exchange_weak(x, x - 1,
                                         std::memory_order_acquire,
                                         std::memory_order_relaxed)) {
@@ -258,7 +258,7 @@ bool Waiter::Wait(KernelTimeout t) {
   bool first_pass = true;
   while (true) {
     int x = wakeups_.load(std::memory_order_relaxed);
-    while (x != 0) { 
+    while (x != 0) {
       if (!wakeups_.compare_exchange_weak(x, x - 1,
                                           std::memory_order_acquire,
                                           std::memory_order_relaxed)) {
@@ -312,29 +312,29 @@ class Waiter::WinHelper {
     return reinterpret_cast<CONDITION_VARIABLE *>(&w->cv_storage_);
   }
 
-  static_assert(sizeof(SRWLOCK) == sizeof(void *), 
-                "`mu_storage_` does not have the same size as SRWLOCK"); 
-  static_assert(alignof(SRWLOCK) == alignof(void *), 
-                "`mu_storage_` does not have the same alignment as SRWLOCK"); 
- 
-  static_assert(sizeof(CONDITION_VARIABLE) == sizeof(void *), 
-                "`ABSL_CONDITION_VARIABLE_STORAGE` does not have the same size " 
-                "as `CONDITION_VARIABLE`"); 
+  static_assert(sizeof(SRWLOCK) == sizeof(void *),
+                "`mu_storage_` does not have the same size as SRWLOCK");
+  static_assert(alignof(SRWLOCK) == alignof(void *),
+                "`mu_storage_` does not have the same alignment as SRWLOCK");
+
+  static_assert(sizeof(CONDITION_VARIABLE) == sizeof(void *),
+                "`ABSL_CONDITION_VARIABLE_STORAGE` does not have the same size "
+                "as `CONDITION_VARIABLE`");
   static_assert(
-      alignof(CONDITION_VARIABLE) == alignof(void *), 
-      "`cv_storage_` does not have the same alignment as `CONDITION_VARIABLE`"); 
+      alignof(CONDITION_VARIABLE) == alignof(void *),
+      "`cv_storage_` does not have the same alignment as `CONDITION_VARIABLE`");
 
   // The SRWLOCK and CONDITION_VARIABLE types must be trivially constructible
   // and destructible because we never call their constructors or destructors.
   static_assert(std::is_trivially_constructible<SRWLOCK>::value,
-                "The `SRWLOCK` type must be trivially constructible"); 
-  static_assert( 
-      std::is_trivially_constructible<CONDITION_VARIABLE>::value, 
-      "The `CONDITION_VARIABLE` type must be trivially constructible"); 
+                "The `SRWLOCK` type must be trivially constructible");
+  static_assert(
+      std::is_trivially_constructible<CONDITION_VARIABLE>::value,
+      "The `CONDITION_VARIABLE` type must be trivially constructible");
   static_assert(std::is_trivially_destructible<SRWLOCK>::value,
-                "The `SRWLOCK` type must be trivially destructible"); 
+                "The `SRWLOCK` type must be trivially destructible");
   static_assert(std::is_trivially_destructible<CONDITION_VARIABLE>::value,
-                "The `CONDITION_VARIABLE` type must be trivially destructible"); 
+                "The `CONDITION_VARIABLE` type must be trivially destructible");
 };
 
 class LockHolder {
@@ -424,5 +424,5 @@ void Waiter::InternalCondVarPoke() {
 #endif
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.h b/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.h
index e3415fb11d..be3df180d4 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/waiter.h
@@ -58,7 +58,7 @@
 #endif
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 namespace synchronization_internal {
 
 // Waiter is an OS-specific semaphore.
@@ -96,8 +96,8 @@ class Waiter {
   }
 
   // How many periods to remain idle before releasing resources
-#ifndef ABSL_HAVE_THREAD_SANITIZER 
-  static constexpr int kIdlePeriods = 60; 
+#ifndef ABSL_HAVE_THREAD_SANITIZER
+  static constexpr int kIdlePeriods = 60;
 #else
   // Memory consumption under ThreadSanitizer is a serious concern,
   // so we release resources sooner. The value of 1 leads to 1 to 2 second
@@ -136,10 +136,10 @@ class Waiter {
   // REQUIRES: WinHelper::GetLock(this) must be held.
   void InternalCondVarPoke();
 
-  // We can't include Windows.h in our headers, so we use aligned charachter 
-  // buffers to define the storage of SRWLOCK and CONDITION_VARIABLE. 
-  alignas(void*) unsigned char mu_storage_[sizeof(void*)]; 
-  alignas(void*) unsigned char cv_storage_[sizeof(void*)]; 
+  // We can't include Windows.h in our headers, so we use aligned charachter
+  // buffers to define the storage of SRWLOCK and CONDITION_VARIABLE.
+  alignas(void*) unsigned char mu_storage_[sizeof(void*)];
+  alignas(void*) unsigned char cv_storage_[sizeof(void*)];
   int waiter_count_;
   int wakeup_count_;
 
@@ -149,7 +149,7 @@ class Waiter {
 };
 
 }  // namespace synchronization_internal
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_INTERNAL_WAITER_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/internal/ya.make b/contrib/restricted/abseil-cpp/absl/synchronization/internal/ya.make
index 6207943f1a..40f72cf665 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/internal/ya.make
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/internal/ya.make
@@ -24,10 +24,10 @@ NO_COMPILER_WARNINGS()
 
 NO_UTIL()
 
-CFLAGS( 
-    -DNOMINMAX 
-) 
- 
+CFLAGS(
+    -DNOMINMAX
+)
+
 SRCS(
     graphcycles.cc
 )
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/mutex.cc b/contrib/restricted/abseil-cpp/absl/synchronization/mutex.cc
index a429496e9b..76ad41fe16 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/mutex.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/mutex.cc
@@ -39,7 +39,7 @@
 #include <thread>  // NOLINT(build/c++11)
 
 #include "absl/base/attributes.h"
-#include "absl/base/call_once.h" 
+#include "absl/base/call_once.h"
 #include "absl/base/config.h"
 #include "absl/base/dynamic_annotations.h"
 #include "absl/base/internal/atomic_hook.h"
@@ -60,7 +60,7 @@
 
 using absl::base_internal::CurrentThreadIdentityIfPresent;
 using absl::base_internal::PerThreadSynch;
-using absl::base_internal::SchedulingGuard; 
+using absl::base_internal::SchedulingGuard;
 using absl::base_internal::ThreadIdentity;
 using absl::synchronization_internal::GetOrCreateCurrentThreadIdentity;
 using absl::synchronization_internal::GraphCycles;
@@ -76,11 +76,11 @@ ABSL_ATTRIBUTE_WEAK void ABSL_INTERNAL_C_SYMBOL(AbslInternalMutexYield)() {
 }  // extern "C"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 namespace {
 
-#if defined(ABSL_HAVE_THREAD_SANITIZER) 
+#if defined(ABSL_HAVE_THREAD_SANITIZER)
 constexpr OnDeadlockCycle kDeadlockDetectionDefault = OnDeadlockCycle::kIgnore;
 #else
 constexpr OnDeadlockCycle kDeadlockDetectionDefault = OnDeadlockCycle::kAbort;
@@ -90,16 +90,16 @@ ABSL_CONST_INIT std::atomic<OnDeadlockCycle> synch_deadlock_detection(
     kDeadlockDetectionDefault);
 ABSL_CONST_INIT std::atomic<bool> synch_check_invariants(false);
 
-ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES 
-absl::base_internal::AtomicHook<void (*)(int64_t wait_cycles)> 
+ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES
+absl::base_internal::AtomicHook<void (*)(int64_t wait_cycles)>
     submit_profile_data;
-ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook<void (*)( 
-    const char *msg, const void *obj, int64_t wait_cycles)> 
-    mutex_tracer; 
-ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES 
-    absl::base_internal::AtomicHook<void (*)(const char *msg, const void *cv)> 
-        cond_var_tracer; 
-ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook< 
+ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook<void (*)(
+    const char *msg, const void *obj, int64_t wait_cycles)>
+    mutex_tracer;
+ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES
+    absl::base_internal::AtomicHook<void (*)(const char *msg, const void *cv)>
+        cond_var_tracer;
+ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook<
     bool (*)(const void *pc, char *out, int out_size)>
     symbolizer(absl::Symbolize);
 
@@ -131,15 +131,15 @@ namespace {
 // See the comment in GetMutexGlobals() for more information.
 enum DelayMode { AGGRESSIVE, GENTLE };
 
-struct ABSL_CACHELINE_ALIGNED MutexGlobals { 
-  absl::once_flag once; 
-  int spinloop_iterations = 0; 
+struct ABSL_CACHELINE_ALIGNED MutexGlobals {
+  absl::once_flag once;
+  int spinloop_iterations = 0;
   int32_t mutex_sleep_limit[2] = {};
-}; 
- 
+};
+
 const MutexGlobals &GetMutexGlobals() {
-  ABSL_CONST_INIT static MutexGlobals data; 
-  absl::base_internal::LowLevelCallOnce(&data.once, [&]() { 
+  ABSL_CONST_INIT static MutexGlobals data;
+  absl::base_internal::LowLevelCallOnce(&data.once, [&]() {
     const int num_cpus = absl::base_internal::NumCPUs();
     data.spinloop_iterations = num_cpus > 1 ? 1500 : 0;
     // If this a uniprocessor, only yield/sleep.  Otherwise, if the mode is
@@ -154,36 +154,36 @@ const MutexGlobals &GetMutexGlobals() {
       data.mutex_sleep_limit[AGGRESSIVE] = 0;
       data.mutex_sleep_limit[GENTLE] = 0;
     }
-  }); 
-  return data; 
-} 
+  });
+  return data;
+}
 }  // namespace
- 
-namespace synchronization_internal { 
+
+namespace synchronization_internal {
 // Returns the Mutex delay on iteration `c` depending on the given `mode`.
 // The returned value should be used as `c` for the next call to `MutexDelay`.
-int MutexDelay(int32_t c, int mode) { 
+int MutexDelay(int32_t c, int mode) {
   const int32_t limit = GetMutexGlobals().mutex_sleep_limit[mode];
   if (c < limit) {
-    // Spin. 
-    c++; 
+    // Spin.
+    c++;
   } else {
-    SchedulingGuard::ScopedEnable enable_rescheduling; 
+    SchedulingGuard::ScopedEnable enable_rescheduling;
     ABSL_TSAN_MUTEX_PRE_DIVERT(nullptr, 0);
-    if (c == limit) { 
-      // Yield once. 
+    if (c == limit) {
+      // Yield once.
       ABSL_INTERNAL_C_SYMBOL(AbslInternalMutexYield)();
       c++;
-    } else { 
-      // Then wait. 
+    } else {
+      // Then wait.
       absl::SleepFor(absl::Microseconds(10));
       c = 0;
     }
     ABSL_TSAN_MUTEX_POST_DIVERT(nullptr, 0);
   }
-  return c; 
+  return c;
 }
-}  // namespace synchronization_internal 
+}  // namespace synchronization_internal
 
 // --------------------------Generic atomic ops
 // Ensure that "(*pv & bits) == bits" by doing an atomic update of "*pv" to
@@ -221,12 +221,12 @@ static void AtomicClearBits(std::atomic<intptr_t>* pv, intptr_t bits,
 //------------------------------------------------------------------
 
 // Data for doing deadlock detection.
-ABSL_CONST_INIT static absl::base_internal::SpinLock deadlock_graph_mu( 
-    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY); 
+ABSL_CONST_INIT static absl::base_internal::SpinLock deadlock_graph_mu(
+    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY);
 
-// Graph used to detect deadlocks. 
-ABSL_CONST_INIT static GraphCycles *deadlock_graph 
-    ABSL_GUARDED_BY(deadlock_graph_mu) ABSL_PT_GUARDED_BY(deadlock_graph_mu); 
+// Graph used to detect deadlocks.
+ABSL_CONST_INIT static GraphCycles *deadlock_graph
+    ABSL_GUARDED_BY(deadlock_graph_mu) ABSL_PT_GUARDED_BY(deadlock_graph_mu);
 
 //------------------------------------------------------------------
 // An event mechanism for debugging mutex use.
@@ -287,12 +287,12 @@ static const struct {
     {0, "SignalAll on "},
 };
 
-ABSL_CONST_INIT static absl::base_internal::SpinLock synch_event_mu( 
-    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY); 
+ABSL_CONST_INIT static absl::base_internal::SpinLock synch_event_mu(
+    absl::kConstInit, base_internal::SCHEDULE_KERNEL_ONLY);
 
 // Hash table size; should be prime > 2.
 // Can't be too small, as it's used for deadlock detection information.
-static constexpr uint32_t kNSynchEvent = 1031; 
+static constexpr uint32_t kNSynchEvent = 1031;
 
 static struct SynchEvent {     // this is a trivial hash table for the events
   // struct is freed when refcount reaches 0
@@ -312,7 +312,7 @@ static struct SynchEvent {     // this is a trivial hash table for the events
   bool log;             // logging turned on
 
   // Constant after initialization
-  char name[1];         // actually longer---NUL-terminated string 
+  char name[1];         // actually longer---NUL-terminated string
 } * synch_event[kNSynchEvent] ABSL_GUARDED_BY(synch_event_mu);
 
 // Ensure that the object at "addr" has a SynchEvent struct associated with it,
@@ -503,7 +503,7 @@ struct SynchWaitParams {
   std::atomic<intptr_t> *cv_word;
 
   int64_t contention_start_cycles;  // Time (in cycles) when this thread started
-                                    // to contend for the mutex. 
+                                    // to contend for the mutex.
 };
 
 struct SynchLocksHeld {
@@ -1064,7 +1064,7 @@ static PerThreadSynch *DequeueAllWakeable(PerThreadSynch *head,
 // Try to remove thread s from the list of waiters on this mutex.
 // Does nothing if s is not on the waiter list.
 void Mutex::TryRemove(PerThreadSynch *s) {
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   intptr_t v = mu_.load(std::memory_order_relaxed);
   // acquire spinlock & lock
   if ((v & (kMuWait | kMuSpin | kMuWriter | kMuReader)) == kMuWait &&
@@ -1131,7 +1131,7 @@ ABSL_XRAY_LOG_ARGS(1) void Mutex::Block(PerThreadSynch *s) {
       this->TryRemove(s);
       int c = 0;
       while (s->next != nullptr) {
-        c = synchronization_internal::MutexDelay(c, GENTLE); 
+        c = synchronization_internal::MutexDelay(c, GENTLE);
         this->TryRemove(s);
       }
       if (kDebugMode) {
@@ -1452,19 +1452,19 @@ void Mutex::AssertNotHeld() const {
 // Attempt to acquire *mu, and return whether successful.  The implementation
 // may spin for a short while if the lock cannot be acquired immediately.
 static bool TryAcquireWithSpinning(std::atomic<intptr_t>* mu) {
-  int c = GetMutexGlobals().spinloop_iterations; 
+  int c = GetMutexGlobals().spinloop_iterations;
   do {  // do/while somewhat faster on AMD
     intptr_t v = mu->load(std::memory_order_relaxed);
-    if ((v & (kMuReader|kMuEvent)) != 0) { 
-      return false;  // a reader or tracing -> give up 
+    if ((v & (kMuReader|kMuEvent)) != 0) {
+      return false;  // a reader or tracing -> give up
     } else if (((v & kMuWriter) == 0) &&  // no holder -> try to acquire
                mu->compare_exchange_strong(v, kMuWriter | v,
                                            std::memory_order_acquire,
                                            std::memory_order_relaxed)) {
-      return true; 
+      return true;
     }
-  } while (--c > 0); 
-  return false; 
+  } while (--c > 0);
+  return false;
 }
 
 ABSL_XRAY_LOG_ARGS(1) void Mutex::Lock() {
@@ -1763,8 +1763,8 @@ static const intptr_t ignore_waiting_writers[] = {
 };
 
 // Internal version of LockWhen().  See LockSlowWithDeadline()
-ABSL_ATTRIBUTE_NOINLINE void Mutex::LockSlow(MuHow how, const Condition *cond, 
-                                             int flags) { 
+ABSL_ATTRIBUTE_NOINLINE void Mutex::LockSlow(MuHow how, const Condition *cond,
+                                             int flags) {
   ABSL_RAW_CHECK(
       this->LockSlowWithDeadline(how, cond, KernelTimeout::Never(), flags),
       "condition untrue on return from LockSlow");
@@ -1829,9 +1829,9 @@ static inline bool EvalConditionIgnored(Mutex *mu, const Condition *cond) {
   // So we "divert" (which un-ignores both memory accesses and synchronization)
   // and then separately turn on ignores of memory accesses.
   ABSL_TSAN_MUTEX_PRE_DIVERT(mu, 0);
-  ABSL_ANNOTATE_IGNORE_READS_AND_WRITES_BEGIN(); 
+  ABSL_ANNOTATE_IGNORE_READS_AND_WRITES_BEGIN();
   bool res = cond->Eval();
-  ABSL_ANNOTATE_IGNORE_READS_AND_WRITES_END(); 
+  ABSL_ANNOTATE_IGNORE_READS_AND_WRITES_END();
   ABSL_TSAN_MUTEX_POST_DIVERT(mu, 0);
   static_cast<void>(mu);  // Prevent unused param warning in non-TSAN builds.
   return res;
@@ -1912,7 +1912,7 @@ static void CheckForMutexCorruption(intptr_t v, const char* label) {
 }
 
 void Mutex::LockSlowLoop(SynchWaitParams *waitp, int flags) {
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   int c = 0;
   intptr_t v = mu_.load(std::memory_order_relaxed);
   if ((v & kMuEvent) != 0) {
@@ -2014,8 +2014,8 @@ void Mutex::LockSlowLoop(SynchWaitParams *waitp, int flags) {
     ABSL_RAW_CHECK(
         waitp->thread->waitp == nullptr || waitp->thread->suppress_fatal_errors,
         "detected illegal recursion into Mutex code");
-    // delay, then try again 
-    c = synchronization_internal::MutexDelay(c, GENTLE); 
+    // delay, then try again
+    c = synchronization_internal::MutexDelay(c, GENTLE);
   }
   ABSL_RAW_CHECK(
       waitp->thread->waitp == nullptr || waitp->thread->suppress_fatal_errors,
@@ -2032,8 +2032,8 @@ void Mutex::LockSlowLoop(SynchWaitParams *waitp, int flags) {
 // which holds the lock but is not runnable because its condition is false
 // or it is in the process of blocking on a condition variable; it must requeue
 // itself on the mutex/condvar to wait for its condition to become true.
-ABSL_ATTRIBUTE_NOINLINE void Mutex::UnlockSlow(SynchWaitParams *waitp) { 
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+ABSL_ATTRIBUTE_NOINLINE void Mutex::UnlockSlow(SynchWaitParams *waitp) {
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   intptr_t v = mu_.load(std::memory_order_relaxed);
   this->AssertReaderHeld();
   CheckForMutexCorruption(v, "Unlock");
@@ -2310,8 +2310,8 @@ ABSL_ATTRIBUTE_NOINLINE void Mutex::UnlockSlow(SynchWaitParams *waitp) {
       mu_.store(nv, std::memory_order_release);
       break;  // out of for(;;)-loop
     }
-    // aggressive here; no one can proceed till we do 
-    c = synchronization_internal::MutexDelay(c, AGGRESSIVE); 
+    // aggressive here; no one can proceed till we do
+    c = synchronization_internal::MutexDelay(c, AGGRESSIVE);
   }                            // end of for(;;)-loop
 
   if (wake_list != kPerThreadSynchNull) {
@@ -2323,8 +2323,8 @@ ABSL_ATTRIBUTE_NOINLINE void Mutex::UnlockSlow(SynchWaitParams *waitp) {
     if (!cond_waiter) {
       // Sample lock contention events only if the (first) waiter was trying to
       // acquire the lock, not waiting on a condition variable or Condition.
-      int64_t wait_cycles = 
-          base_internal::CycleClock::Now() - enqueue_timestamp; 
+      int64_t wait_cycles =
+          base_internal::CycleClock::Now() - enqueue_timestamp;
       mutex_tracer("slow release", this, wait_cycles);
       ABSL_TSAN_MUTEX_PRE_DIVERT(this, 0);
       submit_profile_data(enqueue_timestamp);
@@ -2351,7 +2351,7 @@ void Mutex::Trans(MuHow how) {
 // It will later acquire the mutex with high probability.  Otherwise, we
 // enqueue thread w on this mutex.
 void Mutex::Fer(PerThreadSynch *w) {
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   int c = 0;
   ABSL_RAW_CHECK(w->waitp->cond == nullptr,
                  "Mutex::Fer while waiting on Condition");
@@ -2401,7 +2401,7 @@ void Mutex::Fer(PerThreadSynch *w) {
         return;
       }
     }
-    c = synchronization_internal::MutexDelay(c, GENTLE); 
+    c = synchronization_internal::MutexDelay(c, GENTLE);
   }
 }
 
@@ -2450,7 +2450,7 @@ CondVar::~CondVar() {
 
 // Remove thread s from the list of waiters on this condition variable.
 void CondVar::Remove(PerThreadSynch *s) {
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   intptr_t v;
   int c = 0;
   for (v = cv_.load(std::memory_order_relaxed);;
@@ -2479,8 +2479,8 @@ void CondVar::Remove(PerThreadSynch *s) {
                 std::memory_order_release);
       return;
     } else {
-      // try again after a delay 
-      c = synchronization_internal::MutexDelay(c, GENTLE); 
+      // try again after a delay
+      c = synchronization_internal::MutexDelay(c, GENTLE);
     }
   }
 }
@@ -2513,7 +2513,7 @@ static void CondVarEnqueue(SynchWaitParams *waitp) {
          !cv_word->compare_exchange_weak(v, v | kCvSpin,
                                          std::memory_order_acquire,
                                          std::memory_order_relaxed)) {
-    c = synchronization_internal::MutexDelay(c, GENTLE); 
+    c = synchronization_internal::MutexDelay(c, GENTLE);
     v = cv_word->load(std::memory_order_relaxed);
   }
   ABSL_RAW_CHECK(waitp->thread->waitp == nullptr, "waiting when shouldn't be");
@@ -2612,7 +2612,7 @@ void CondVar::Wakeup(PerThreadSynch *w) {
 }
 
 void CondVar::Signal() {
-  SchedulingGuard::ScopedDisable disable_rescheduling; 
+  SchedulingGuard::ScopedDisable disable_rescheduling;
   ABSL_TSAN_MUTEX_PRE_SIGNAL(nullptr, 0);
   intptr_t v;
   int c = 0;
@@ -2645,7 +2645,7 @@ void CondVar::Signal() {
       ABSL_TSAN_MUTEX_POST_SIGNAL(nullptr, 0);
       return;
     } else {
-      c = synchronization_internal::MutexDelay(c, GENTLE); 
+      c = synchronization_internal::MutexDelay(c, GENTLE);
     }
   }
   ABSL_TSAN_MUTEX_POST_SIGNAL(nullptr, 0);
@@ -2682,8 +2682,8 @@ void CondVar::SignalAll () {
       ABSL_TSAN_MUTEX_POST_SIGNAL(nullptr, 0);
       return;
     } else {
-      // try again after a delay 
-      c = synchronization_internal::MutexDelay(c, GENTLE); 
+      // try again after a delay
+      c = synchronization_internal::MutexDelay(c, GENTLE);
     }
   }
   ABSL_TSAN_MUTEX_POST_SIGNAL(nullptr, 0);
@@ -2696,7 +2696,7 @@ void ReleasableMutexLock::Release() {
   this->mu_ = nullptr;
 }
 
-#ifdef ABSL_HAVE_THREAD_SANITIZER 
+#ifdef ABSL_HAVE_THREAD_SANITIZER
 extern "C" void __tsan_read1(void *addr);
 #else
 #define __tsan_read1(addr)  // do nothing if TSan not enabled
@@ -2747,5 +2747,5 @@ bool Condition::GuaranteedEqual(const Condition *a, const Condition *b) {
          a->arg_ == b->arg_ && a->method_ == b->method_;
 }
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/mutex.h b/contrib/restricted/abseil-cpp/absl/synchronization/mutex.h
index 111eea4c77..38338f24df 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/mutex.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/mutex.h
@@ -74,7 +74,7 @@
 #include "absl/time/time.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 class Condition;
 struct SynchWaitParams;
@@ -323,16 +323,16 @@ class ABSL_LOCKABLE Mutex {
   // Mutex::AwaitWithTimeout()
   // Mutex::AwaitWithDeadline()
   //
-  // Unlocks this `Mutex` and blocks until simultaneously: 
+  // Unlocks this `Mutex` and blocks until simultaneously:
   //   - either `cond` is true or the {timeout has expired, deadline has passed}
   //     and
   //   - this `Mutex` can be reacquired,
   // then reacquire this `Mutex` in the same mode in which it was previously
   // held, returning `true` iff `cond` is `true` on return.
   //
-  // If the condition is initially `true`, the implementation *may* skip the 
-  // release/re-acquire step and return immediately. 
-  // 
+  // If the condition is initially `true`, the implementation *may* skip the
+  // release/re-acquire step and return immediately.
+  //
   // Deadlines in the past are equivalent to an immediate deadline.
   // Negative timeouts are equivalent to a zero timeout.
   //
@@ -701,11 +701,11 @@ class Condition {
   //     return processed_ >= current;
   //   };
   //   mu_.Await(Condition(&reached));
-  // 
-  // NOTE: never use "mu_.AssertHeld()" instead of "mu_.AssertReaderHeld()" in 
-  // the lambda as it may be called when the mutex is being unlocked from a 
-  // scope holding only a reader lock, which will make the assertion not 
-  // fulfilled and crash the binary. 
+  //
+  // NOTE: never use "mu_.AssertHeld()" instead of "mu_.AssertReaderHeld()" in
+  // the lambda as it may be called when the mutex is being unlocked from a
+  // scope holding only a reader lock, which will make the assertion not
+  // fulfilled and crash the binary.
 
   // See class comment for performance advice. In particular, if there
   // might be more than one waiter for the same condition, make sure
@@ -790,8 +790,8 @@ class Condition {
 //
 class CondVar {
  public:
-  // A `CondVar` allocated on the heap or on the stack can use the this 
-  // constructor. 
+  // A `CondVar` allocated on the heap or on the stack can use the this
+  // constructor.
   CondVar();
   ~CondVar();
 
@@ -1005,7 +1005,7 @@ void RegisterMutexProfiler(void (*fn)(int64_t wait_timestamp));
 //
 // This has the same memory ordering concerns as RegisterMutexProfiler() above.
 void RegisterMutexTracer(void (*fn)(const char *msg, const void *obj,
-                                    int64_t wait_cycles)); 
+                                    int64_t wait_cycles));
 
 // TODO(gfalcon): Combine RegisterMutexProfiler() and RegisterMutexTracer()
 // into a single interface, since they are only ever called in pairs.
@@ -1027,7 +1027,7 @@ void RegisterCondVarTracer(void (*fn)(const char *msg, const void *cv));
 //
 // 'pc' is the program counter being symbolized, 'out' is the buffer to write
 // into, and 'out_size' is the size of the buffer.  This function can return
-// false if symbolizing failed, or true if a NUL-terminated symbol was written 
+// false if symbolizing failed, or true if a NUL-terminated symbol was written
 // to 'out.'
 //
 // This has the same memory ordering concerns as RegisterMutexProfiler() above.
@@ -1066,7 +1066,7 @@ enum class OnDeadlockCycle {
 // the manner chosen here.
 void SetMutexDeadlockDetectionMode(OnDeadlockCycle mode);
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 // In some build configurations we pass --detect-odr-violations to the
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/notification.cc b/contrib/restricted/abseil-cpp/absl/synchronization/notification.cc
index 1439d41380..e91b903822 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/notification.cc
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/notification.cc
@@ -22,7 +22,7 @@
 #include "absl/time/time.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 void Notification::Notify() {
   MutexLock l(&this->mutex_);
@@ -74,5 +74,5 @@ bool Notification::WaitForNotificationWithDeadline(absl::Time deadline) const {
   return notified;
 }
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/notification.h b/contrib/restricted/abseil-cpp/absl/synchronization/notification.h
index ebf0105223..9a354ca2c0 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/notification.h
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/notification.h
@@ -57,7 +57,7 @@
 #include "absl/time/time.h"
 
 namespace absl {
-ABSL_NAMESPACE_BEGIN 
+ABSL_NAMESPACE_BEGIN
 
 // -----------------------------------------------------------------------------
 // Notification
@@ -117,7 +117,7 @@ class Notification {
   std::atomic<bool> notified_yet_;  // written under mutex_
 };
 
-ABSL_NAMESPACE_END 
+ABSL_NAMESPACE_END
 }  // namespace absl
 
 #endif  // ABSL_SYNCHRONIZATION_NOTIFICATION_H_
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/ya.make b/contrib/restricted/abseil-cpp/absl/synchronization/ya.make
index 91926a20aa..06f72b69e9 100644
--- a/contrib/restricted/abseil-cpp/absl/synchronization/ya.make
+++ b/contrib/restricted/abseil-cpp/absl/synchronization/ya.make
@@ -36,10 +36,10 @@ NO_COMPILER_WARNINGS()
 
 NO_UTIL()
 
-CFLAGS( 
-    -DNOMINMAX 
-) 
- 
+CFLAGS(
+    -DNOMINMAX
+)
+
 SRCS(
     barrier.cc
     blocking_counter.cc