diff options
Diffstat (limited to 'libcxx/test/std/containers/container.adaptors/queue/queue.special/swap.pass.cpp')
-rw-r--r-- | libcxx/test/std/containers/container.adaptors/queue/queue.special/swap.pass.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libcxx/test/std/containers/container.adaptors/queue/queue.special/swap.pass.cpp b/libcxx/test/std/containers/container.adaptors/queue/queue.special/swap.pass.cpp new file mode 100644 index 00000000000..a3f7c43b792 --- /dev/null +++ b/libcxx/test/std/containers/container.adaptors/queue/queue.special/swap.pass.cpp @@ -0,0 +1,37 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <queue> + +// template <class T, class Container> +// void swap(queue<T, Container>& x, queue<T, Container>& y); + +#include <queue> +#include <cassert> + +template <class C> +C +make(int n) +{ + C c; + for (int i = 0; i < n; ++i) + c.push(i); + return c; +} + +int main() +{ + std::queue<int> q1 = make<std::queue<int> >(5); + std::queue<int> q2 = make<std::queue<int> >(10); + std::queue<int> q1_save = q1; + std::queue<int> q2_save = q2; + swap(q1, q2); + assert(q1 == q2_save); + assert(q2 == q1_save); +} |