1 files changed, 57 insertions, 0 deletions
diff --git a/tests/libcxx/include/cerrno b/tests/libcxx/include/cerrno
new file mode 100644
index 00000000..0d101882
--- /dev/null
+++ b/tests/libcxx/include/cerrno
@@ -0,0 +1,57 @@
+// -*- C++ -*-
+//===-------------------------- cerrno ------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP_CERRNO
+#define _LIBCPP_CERRNO
+
+/*
+    cerrno synopsis
+
+Macros:
+
+    EDOM
+    EILSEQ  // C99
+    ERANGE
+    errno
+
+*/
+
+#include <__config>
+#include <errno.h>
+
+#pragma GCC system_header
+
+#if !defined(EOWNERDEAD) || !defined(ENOTRECOVERABLE)
+
+const int __elast1 = ELAST+1;
+const int __elast2 = ELAST+2;
+#undef ELAST
+
+#ifdef ENOTRECOVERABLE
+
+#define EOWNERDEAD __elast1
+#define ELAST EOWNERDEAD
+
+#elif defined(EOWNERDEAD)
+
+#define ENOTRECOVERABLE __elast1
+#define ELAST ENOTRECOVERABLE
+
+#else  // defined(EOWNERDEAD)
+
+#define EOWNERDEAD __elast1
+#define ENOTRECOVERABLE __elast2
+#define ELAST ENOTRECOVERABLE
+
+#endif  // defined(EOWNERDEAD)
+
+#endif  // !defined(EOWNERDEAD) || !defined(ENOTRECOVERABLE)
+
+#endif  // _LIBCPP_CERRNO