1 files changed, 28 insertions, 0 deletions
diff --git a/test/std/depr/depr.str.strstreams/depr.strstream/depr.strstream.dest/rdbuf.pass.cpp b/test/std/depr/depr.str.strstreams/depr.strstream/depr.strstream.dest/rdbuf.pass.cpp
new file mode 100644
index 0000000000000..4adb179b3dda3
--- /dev/null
+++ b/test/std/depr/depr.str.strstreams/depr.strstream/depr.strstream.dest/rdbuf.pass.cpp
@@ -0,0 +1,28 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <strstream>
+
+// class strstream
+
+// strstreambuf* rdbuf() const;
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        char buf[] = "123 4.5 dog";
+        const std::strstream out(buf, 0);
+        std::strstreambuf* sb = out.rdbuf();
+        assert(sb->sputc('a') == 'a');
+        assert(buf == std::string("a23 4.5 dog"));
+    }
+}