Fix the assumption in the propagate_const test about local layout

[folly.git] / folly / detail / Futex.h

diff --git a/folly/detail/Futex.h b/folly/detail/Futex.h
index 8755041657c3ad77c1dccb868ab6a266c2239298..a87b8299d93b3b5e0f9bf3be4c17736ce67e1e33 100644 (file)
--- a/folly/detail/Futex.h
+++ b/folly/detail/Futex.h
@@ -46,7 +46,7 @@ enum class FutexResult {
 template <template <typename> class Atom = std::atomic>
 struct Futex : Atom<uint32_t>, boost::noncopyable {
 
-  explicit Futex(uint32_t init = 0) : Atom<uint32_t>(init) {}
+  explicit constexpr Futex(uint32_t init = 0) : Atom<uint32_t>(init) {}
 
   /** Puts the thread to sleep if this->load() == expected.  Returns true when
    *  it is returning because it has consumed a wake() event, false for any
@@ -144,24 +144,25 @@ struct EmulatedFutexAtomic : public std::atomic<T> {
 
 /* Available specializations, with definitions elsewhere */
 
-template<>
+template <>
 int Futex<std::atomic>::futexWake(int count, uint32_t wakeMask);
 
-template<>
+template <>
 FutexResult Futex<std::atomic>::futexWaitImpl(
       uint32_t expected,
       std::chrono::time_point<std::chrono::system_clock>* absSystemTime,
       std::chrono::time_point<std::chrono::steady_clock>* absSteadyTime,
       uint32_t waitMask);
 
-template<>
+template <>
 int Futex<EmulatedFutexAtomic>::futexWake(int count, uint32_t wakeMask);
 
-template<>
+template <>
 FutexResult Futex<EmulatedFutexAtomic>::futexWaitImpl(
       uint32_t expected,
       std::chrono::time_point<std::chrono::system_clock>* absSystemTime,
       std::chrono::time_point<std::chrono::steady_clock>* absSteadyTime,
       uint32_t waitMask);
 
-}}
+} // namespace detail
+} // namespace folly