diff options
Diffstat (limited to 'libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp')
| -rw-r--r-- | libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp b/libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp index f486a00aed4..646cd10aa11 100644 --- a/libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp +++ b/libcxx/test/utilities/function.objects/refwrap/refwrap.helpers/ref_2.pass.cpp @@ -1 +1,25 @@ -//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <functional>
// reference_wrapper
// template <ObjectType T> reference_wrapper<T> ref(reference_wrapper<T>t);
#include <functional>
#include <cassert>
int main()
{
int i = 0;
std::reference_wrapper<int> r1 = std::ref(i);
std::reference_wrapper<int> r2 = std::ref(r1);
assert(&r2.get() == &i);
}
\ No newline at end of file +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <functional> + +// reference_wrapper + +// template <ObjectType T> reference_wrapper<T> ref(reference_wrapper<T>t); + +#include <functional> +#include <cassert> + +int main() +{ + int i = 0; + std::reference_wrapper<int> r1 = std::ref(i); + std::reference_wrapper<int> r2 = std::ref(r1); + assert(&r2.get() == &i); +} |
