No functionality change at this time. I've split _LIBCPP_VISIBLE up into two flags: _LIBCPP_TYPE_VIS and _LIBCPP_FUNC_VIS. This is in preparation for taking advantage of clang's new __type_visibility__ attribute. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@176593 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/mutex b/include/mutex index ee20f02..e2b5d6b 100644 --- a/include/mutex +++ b/include/mutex 
@@ -187,7 +187,7 @@    _LIBCPP_BEGIN_NAMESPACE_STD   -class _LIBCPP_VISIBLE recursive_mutex +class _LIBCPP_TYPE_VIS recursive_mutex  {  pthread_mutex_t __m_;   @@ -209,7 +209,7 @@  native_handle_type native_handle() {return &__m_;}  };   -class _LIBCPP_VISIBLE timed_mutex +class _LIBCPP_TYPE_VIS timed_mutex  {  mutex __m_;  condition_variable __cv_; @@ -251,7 +251,7 @@  return false;  }   -class _LIBCPP_VISIBLE recursive_timed_mutex +class _LIBCPP_TYPE_VIS recursive_timed_mutex  {  mutex __m_;  condition_variable __cv_; @@ -425,7 +425,7 @@    #endif // _LIBCPP_HAS_NO_VARIADICS   -struct _LIBCPP_VISIBLE once_flag; +struct _LIBCPP_TYPE_VIS once_flag;    #ifndef _LIBCPP_HAS_NO_VARIADICS   @@ -441,7 +441,7 @@    #endif // _LIBCPP_HAS_NO_VARIADICS   -struct _LIBCPP_VISIBLE once_flag +struct _LIBCPP_TYPE_VIS once_flag  {  _LIBCPP_INLINE_VISIBILITY  _LIBCPP_CONSTEXPR