1 files changed, 15 insertions, 0 deletions
diff --git a/libcxx/include/support/win32/support.h b/libcxx/include/support/win32/support.h
new file mode 100644
index 00000000000..1a464bf7bfa
--- /dev/null
+++ b/libcxx/include/support/win32/support.h
@@ -0,0 +1,15 @@
+// -*- C++ -*-
+//===--------------------------- support/win32/support.h --------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+/*
+   Functions and constants used in libc++ that are missing from the Windows C library.
+  */
+
+int vasprintf( char **sptr, const char *__restrict__ fmt , va_list ap );