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-rw-r--r--test/std/input.output/iostream.format/input.streams/istream.rvalue/rvalue.pass.cpp63
1 files changed, 63 insertions, 0 deletions
diff --git a/test/std/input.output/iostream.format/input.streams/istream.rvalue/rvalue.pass.cpp b/test/std/input.output/iostream.format/input.streams/istream.rvalue/rvalue.pass.cpp
new file mode 100644
index 0000000000000..5b7664e3f55cd
--- /dev/null
+++ b/test/std/input.output/iostream.format/input.streams/istream.rvalue/rvalue.pass.cpp
@@ -0,0 +1,63 @@
+//===----------------------------------------------------------------------===//
+//
+// 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.
+//
+//===----------------------------------------------------------------------===//
+
+// <istream>
+
+// template <class charT, class traits, class T>
+// basic_istream<charT, traits>&
+// operator>>(basic_istream<charT, traits>&& is, T& x);
+
+#include <istream>
+#include <cassert>
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class CharT>
+struct testbuf
+ : public std::basic_streambuf<CharT>
+{
+ typedef std::basic_string<CharT> string_type;
+ typedef std::basic_streambuf<CharT> base;
+private:
+ string_type str_;
+public:
+
+ testbuf() {}
+ testbuf(const string_type& str)
+ : str_(str)
+ {
+ base::setg(const_cast<CharT*>(str_.data()),
+ const_cast<CharT*>(str_.data()),
+ const_cast<CharT*>(str_.data()) + str_.size());
+ }
+
+ CharT* eback() const {return base::eback();}
+ CharT* gptr() const {return base::gptr();}
+ CharT* egptr() const {return base::egptr();}
+};
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+int main()
+{
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+ {
+ testbuf<char> sb(" 123");
+ int i = 0;
+ std::istream(&sb) >> i;
+ assert(i == 123);
+ }
+ {
+ testbuf<wchar_t> sb(L" 123");
+ int i = 0;
+ std::wistream(&sb) >> i;
+ assert(i == 123);
+ }
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+}