diff options
Diffstat (limited to 'libcxx/include/shared_mutex')
| -rw-r--r-- | libcxx/include/shared_mutex | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libcxx/include/shared_mutex b/libcxx/include/shared_mutex index fcafd8c0f44f..5448d8a80715 100644 --- a/libcxx/include/shared_mutex +++ b/libcxx/include/shared_mutex @@ -123,6 +123,7 @@ template <class Mutex> */ #include <__config> +#include <__availability> #include <version> _LIBCPP_PUSH_MACROS |