Export of internal Abseil changes

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a5af5874c1c5cc02bd2a748d455321f82b6f2a93 by Andy Getzendanner <durandal@google.com>:

fix compile fails with asan and -Wredundant-decls

Import of https://github.com/abseil/abseil-cpp/pull/801

PiperOrigin-RevId: 336693223

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ed9df42ab2b742386c6692c2bed015374c919d9c by Derek Mauro <dmauro@google.com>:

Fix integer conversion warning

Fixes #814

PiperOrigin-RevId: 336651814

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0ab4c23884e72dce17b67c1eb520f9dbb802565d by Derek Mauro <dmauro@google.com>:

Internal change

PiperOrigin-RevId: 336585378

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eba0e3dccd52a6e91bcff84075bef0affc650b74 by Matt Kulukundis <kfm@google.com>:

Add bitset operations to Futex helper.

PiperOrigin-RevId: 336409368

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8b0709a8b4500bf5f0af4b602d76a298d81645e8 by Abseil Team <absl-team@google.com>:

Fix code indentation in a comment.

PiperOrigin-RevId: 336368167

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bc3961c87a7e7760c10319a5b0349c279f7ae3ad by Samuel Benzaquen <sbenza@google.com>:

Improve performance of the registry:
 - Reduce contention
 - Reduce memory usage for each flag by `6*sizeof(void*)`.
 - Replace one immortal allocation per-flag with a single one for all the flags
 - Slightly improve single-threaded performance by avoiding the std::map indirections.

PiperOrigin-RevId: 336365904

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264ad9f28f935aad8b6b1437f8bf804fa9104346 by Abseil Team <absl-team@google.com>:

Fix typo in comment on absl::Condition.

PiperOrigin-RevId: 336311680

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b5b808a8c75ca0df7b09eff9a423ec171d80f771 by Derek Mauro <dmauro@google.com>:

Add missing Apache license headers

PiperOrigin-RevId: 336294980

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89446c3a4793df8b95060385cf3e219357c3db1d by Andy Soffer <asoffer@google.com>:

Internal changes

PiperOrigin-RevId: 336287465

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57c8be4e294881bc79a6a44b8e4bf7ecbb19b9b9 by Matt Kulukundis <kfm@google.com>:

Extract Futex from an implementation detail of Wait to a private interface.

PiperOrigin-RevId: 336123209
GitOrigin-RevId: a5af5874c1c5cc02bd2a748d455321f82b6f2a93
Change-Id: Ie5a0ebe28e571814e3e11d4c05ca308523ccf311

1 files changed, 1 insertions, 3 deletions

diff --git a/absl/base/internal/unscaledcycleclock.cc b/absl/base/internal/unscaledcycleclock.cc
index f1e7bbef..1545288c 100644
--- a/absl/base/internal/unscaledcycleclock.cc
+++ b/absl/base/internal/unscaledcycleclock.cc
@@ -123,9 +123,7 @@ double UnscaledCycleClock::Frequency() {
 
 #pragma intrinsic(__rdtsc)
 
-int64_t UnscaledCycleClock::Now() {
-  return __rdtsc();
-}
+int64_t UnscaledCycleClock::Now() { return __rdtsc(); }
 
 double UnscaledCycleClock::Frequency() {
   return base_internal::NominalCPUFrequency();