From 2d2d7fbc283315b676159716376e739d3d23ed94 Mon Sep 17 00:00:00 2001 From: Abseil Team Date: Fri, 23 Aug 2019 11:38:04 -0700 Subject: Export of internal Abseil changes -- d6748c733a70cd74ad9b76a0c9cd6b3fe2cecacf by Xiaoyi Zhang : Remove empty block, to address alerts reported in https://github.com/abseil/abseil-cpp/issues/368. PiperOrigin-RevId: 265099887 -- 232e2036b5668d6d1296b881f9347756d84541ee by Derek Mauro : Make the Linux Bazel CI scripts test with the exception mode explicitly set. PiperOrigin-RevId: 265092105 -- 942a40696c2c9b833be03e92d22a6ede7bccb6d4 by Xiaoyi Zhang : Import https://github.com/abseil/abseil-cpp/pull/372. Suppress the unused variable warning on GCC, i.e. "-Wunused-variable". PiperOrigin-RevId: 265063925 -- 7ef90796b52cbdc260afc77cf47206f9356471d0 by Xiaoyi Zhang : Add quotes to `ABSL_COMMON_INCLUDE_DIRS` since it's a list and may contain a `;`. This addresses https://github.com/abseil/abseil-cpp/issues/373. PiperOrigin-RevId: 265059077 -- 43f3ae742e00b83672ad6c5bc5b17fdb8f9fe6fe by Gennadiy Rozental : Internal re-organization PiperOrigin-RevId: 264913945 -- 6a2adf9c08ee1d98cc6b2855a676345c6495294a by Andy Soffer : Publicly expose type names for uniform interval tags as in, for example, absl::IntervalClosedClosedTag, and add equality comparison operators. PiperOrigin-RevId: 264861162 -- 3c90c6e05fd61d56b419cd2d39dab8f17b8711b8 by Abseil Team : Add validity check on returned frame pointer. PiperOrigin-RevId: 264858823 -- 2db87e0cfa0c6bea7ba81684b834cb8a73b7d748 by Gennadiy Rozental : Add MUST_USE_RESULT attribute to absl::GetFlag to prevent accidental misuse. PiperOrigin-RevId: 264782762 GitOrigin-RevId: d6748c733a70cd74ad9b76a0c9cd6b3fe2cecacf Change-Id: I169e9c5358e4f63000c1255e806d26b8afecf5ff --- absl/base/internal/spinlock.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'absl/base') diff --git a/absl/base/internal/spinlock.h b/absl/base/internal/spinlock.h index a55aa20..6ee60ac 100644 --- a/absl/base/internal/spinlock.h +++ b/absl/base/internal/spinlock.h @@ -225,11 +225,10 @@ inline uint32_t SpinLock::TryLockInternal(uint32_t lock_value, } } - if (lockword_.compare_exchange_strong( + if (!lockword_.compare_exchange_strong( lock_value, kSpinLockHeld | lock_value | wait_cycles | sched_disabled_bit, std::memory_order_acquire, std::memory_order_relaxed)) { - } else { base_internal::SchedulingGuard::EnableRescheduling(sched_disabled_bit != 0); } -- cgit v1.2.3