diff options
| -rw-r--r-- | libcxx/include/__atomic/aliases.h | 2 | ||||
| -rw-r--r-- | libcxx/include/__atomic/atomic_base.h | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/libcxx/include/__atomic/aliases.h b/libcxx/include/__atomic/aliases.h index 806589b630ee..e2f9fae4094e 100644 --- a/libcxx/include/__atomic/aliases.h +++ b/libcxx/include/__atomic/aliases.h @@ -82,7 +82,7 @@ using atomic_uintmax_t = atomic<uintmax_t>; // atomic_*_lock_free : prefer the contention type most highly, then the largest lock-free type -#ifdef __cpp_lib_atomic_is_always_lock_free +#if _LIBCPP_STD_VER >= 17 # define _LIBCPP_CONTENTION_LOCK_FREE ::std::__libcpp_is_always_lock_free<__cxx_contention_t>::__value #else # define _LIBCPP_CONTENTION_LOCK_FREE false diff --git a/libcxx/include/__atomic/atomic_base.h b/libcxx/include/__atomic/atomic_base.h index 7a9ba7843319..87100ba5d8a5 100644 --- a/libcxx/include/__atomic/atomic_base.h +++ b/libcxx/include/__atomic/atomic_base.h @@ -33,7 +33,7 @@ struct __atomic_base // false { mutable __cxx_atomic_impl<_Tp> __a_; -#if defined(__cpp_lib_atomic_is_always_lock_free) +#if _LIBCPP_STD_VER >= 17 static _LIBCPP_CONSTEXPR bool is_always_lock_free = __libcpp_is_always_lock_free<__cxx_atomic_impl<_Tp> >::__value; #endif @@ -139,7 +139,7 @@ struct __atomic_base // false __atomic_base(const __atomic_base&) = delete; }; -#if defined(__cpp_lib_atomic_is_always_lock_free) +#if _LIBCPP_STD_VER >= 17 template <class _Tp, bool __b> _LIBCPP_CONSTEXPR bool __atomic_base<_Tp, __b>::is_always_lock_free; #endif |