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Diffstat (limited to '')
-rw-r--r-- | src/boost/libs/hana/test/experimental/view/transformed/laziness.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/experimental/view/transformed/laziness.cpp b/src/boost/libs/hana/test/experimental/view/transformed/laziness.cpp new file mode 100644 index 000000000..c1c9fc4ca --- /dev/null +++ b/src/boost/libs/hana/test/experimental/view/transformed/laziness.cpp @@ -0,0 +1,20 @@ +// Copyright Louis Dionne 2013-2017 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) + +#include <boost/hana/experimental/view.hpp> + +#include <laws/base.hpp> +#include <support/seq.hpp> +namespace hana = boost::hana; +using hana::test::ct_eq; + + +struct undefined { }; + +int main() { + // Make sure we do not evaluate the function unless required + auto storage = ::seq(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}); + auto transformed = hana::experimental::transformed(storage, undefined{}); + (void)transformed; +} |