1 files changed, 27 insertions, 0 deletions
diff --git a/libcxx/test/std/depr/depr.str.strstreams/depr.istrstream/depr.istrstream.members/rdbuf.pass.cpp b/libcxx/test/std/depr/depr.str.strstreams/depr.istrstream/depr.istrstream.members/rdbuf.pass.cpp
new file mode 100644
index 00000000000..0c273b3460b
--- /dev/null
+++ b/libcxx/test/std/depr/depr.str.strstreams/depr.istrstream/depr.istrstream.members/rdbuf.pass.cpp
@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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 istrstream
+
+// strstreambuf* rdbuf() const;
+
+#include <strstream>
+#include <cassert>
+
+int main()
+{
+    {
+        const char buf[] = "123 4.5 dog";
+        const std::istrstream in(buf);
+        std::strstreambuf* sb = in.rdbuf();
+        assert(sb->sgetc() == '1');
+    }
+}