diff --git a/libcxx/src/barrier.cpp b/libcxx/src/barrier.cpp
--- a/libcxx/src/barrier.cpp
+++ b/libcxx/src/barrier.cpp
@@ -15,7 +15,7 @@
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
-#if !defined(_LIBCPP_HAS_NO_TREE_BARRIER) && (_LIBCPP_STD_VER > 11)
+#if !defined(_LIBCPP_HAS_NO_TREE_BARRIER)
 
 class __barrier_algorithm_base {
 public:
@@ -90,7 +90,7 @@
     delete __barrier;
 }
 
-#endif //!defined(_LIBCPP_HAS_NO_TREE_BARRIER) && (_LIBCPP_STD_VER >= 11)
+#endif //!defined(_LIBCPP_HAS_NO_TREE_BARRIER)
 
 _LIBCPP_END_NAMESPACE_STD
 
diff --git a/libcxx/src/format.cpp b/libcxx/src/format.cpp
--- a/libcxx/src/format.cpp
+++ b/libcxx/src/format.cpp
@@ -10,10 +10,6 @@
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
-#if _LIBCPP_STD_VER > 17
-
 format_error::~format_error() noexcept = default;
 
-#endif //_LIBCPP_STD_VER > 17
-
 _LIBCPP_END_NAMESPACE_STD