diff options
author | Eric Fiselier <eric@efcs.ca> | 2016-10-12 06:45:11 +0000 |
---|---|---|
committer | Eric Fiselier <eric@efcs.ca> | 2016-10-12 06:45:11 +0000 |
commit | 6ee4001cc957acac39181b68193e1414c3163698 (patch) | |
tree | 6f4a8a05e89e454e08b4385f522b0d84b9e64d7a /libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp | |
parent | 49a278fb6ddd123d68ddbe7cedbedff92cd433c1 (diff) |
Add <optional> header.
This patch is largely thanks to Casey Carter @ Microsoft. He did the initial
work of porting our experimental implementation and tests over to namespace
std.
llvm-svn: 283977
Diffstat (limited to 'libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp')
-rw-r--r-- | libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp b/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp new file mode 100644 index 000000000000..8a2c77af0ec1 --- /dev/null +++ b/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp @@ -0,0 +1,50 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// UNSUPPORTED: c++98, c++03, c++11, c++14 +// <optional> + +// T shall be an object type and shall satisfy the requirements of Destructible + +#include <optional> + +using std::optional; + +struct X +{ +private: + ~X() {} +}; + +int main() +{ + using std::optional; + { + // expected-error@optional:* 2 {{static_assert failed "instantiation of optional with a reference type is ill-formed}} + optional<int&> opt1; + optional<int&&> opt2; + } + { + // expected-error@optional:* {{static_assert failed "instantiation of optional with a non-destructible type is ill-formed"}} + optional<X> opt3; + } + { + // expected-error@optional:* {{static_assert failed "instantiation of optional with a non-object type is undefined behavior"}} + // expected-error@optional:* {{static_assert failed "instantiation of optional with a non-destructible type is ill-formed}} + optional<void()> opt4; + } + { + // expected-error@optional:* {{static_assert failed "instantiation of optional with a non-object type is undefined behavior"}} + // expected-error@optional:* {{static_assert failed "instantiation of optional with a non-destructible type is ill-formed}} + // expected-error@optional:* 1+ {{cannot form a reference to 'void'}} + optional<const void> opt4; + } + // FIXME these are garbage diagnostics that Clang should not produce + // expected-error@optional:* 0+ {{is not a base class}} +} |