1 files changed, 27 insertions, 0 deletions
diff --git a/libcxx/src/support/runtime/new_handler_fallback.ipp b/libcxx/src/support/runtime/new_handler_fallback.ipp
new file mode 100644
index 00000000000..b7092d542d9
--- /dev/null
+++ b/libcxx/src/support/runtime/new_handler_fallback.ipp
@@ -0,0 +1,27 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+namespace std {
+
+_LIBCPP_SAFE_STATIC static std::new_handler __new_handler;
+
+new_handler
+set_new_handler(new_handler handler) _NOEXCEPT
+{
+    return __sync_lock_test_and_set(&__new_handler, handler);
+}
+
+new_handler
+get_new_handler() _NOEXCEPT
+{
+    return __sync_fetch_and_add(&__new_handler, nullptr);
+}
+
+} // namespace std