diff options
Diffstat (limited to 'libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.cap')
-rw-r--r-- | libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.cap/operator_bool.pass.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.cap/operator_bool.pass.cpp b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.cap/operator_bool.pass.cpp new file mode 100644 index 00000000000..829763f79d8 --- /dev/null +++ b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.cap/operator_bool.pass.cpp @@ -0,0 +1,29 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <functional> + +// class function<R(ArgTypes...)> + +// explicit operator bool() const + +#include <functional> +#include <cassert> + +int g(int) {return 0;} + +int main() +{ + { + std::function<int(int)> f; + assert(!f); + f = g; + assert(f); + } +} |