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-rw-r--r--libcxx/src/memory.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/libcxx/src/memory.cpp b/libcxx/src/memory.cpp
index 369f97ffbb5..5b81f26e3dc 100644
--- a/libcxx/src/memory.cpp
+++ b/libcxx/src/memory.cpp
@@ -124,7 +124,7 @@ __shared_weak_count::__get_deleter(const type_info&) const _NOEXCEPT
#endif // _LIBCPP_NO_RTTI
-#if __has_feature(cxx_atomic) && !defined(_LIBCPP_HAS_NO_THREADS)
+#if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
static const std::size_t __sp_mut_count = 16;
static pthread_mutex_t mut_back_imp[__sp_mut_count] =
@@ -177,7 +177,7 @@ __get_sp_mut(const void* p)
return muts[hash<const void*>()(p) & (__sp_mut_count-1)];
}
-#endif // __has_feature(cxx_atomic) && !_LIBCPP_HAS_NO_THREADS
+#endif // defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
void
declare_reachable(void*)
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