1 files changed, 32 insertions, 0 deletions
diff --git a/libcxx/test/std/input.output/file.streams/fstreams/ifstream.members/rdbuf.pass.cpp b/libcxx/test/std/input.output/file.streams/fstreams/ifstream.members/rdbuf.pass.cpp
new file mode 100644
index 00000000000..53fd294e71f
--- /dev/null
+++ b/libcxx/test/std/input.output/file.streams/fstreams/ifstream.members/rdbuf.pass.cpp
@@ -0,0 +1,32 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <fstream>
+
+// template <class charT, class traits = char_traits<charT> >
+// class basic_ifstream
+
+// basic_filebuf<charT,traits>* rdbuf() const;
+
+#include <fstream>
+#include <cassert>
+
+int main()
+{
+    {
+        std::ifstream fs("test.dat");
+        std::filebuf* fb = fs.rdbuf();
+        assert(fb->sgetc() == 'r');
+    }
+    {
+        std::wifstream fs("test.dat");
+        std::wfilebuf* fb = fs.rdbuf();
+        assert(fb->sgetc() == L'r');
+    }
+}