This revision was automatically updated to reflect the committed changes.
Closed by commit rL312256: [test] Cleanup nullopt_t tests (authored by
CaseyCarter).
Changed prior to commit:
https://reviews.llvm.org/D37024?vs=112224&id=113432#toc
Repository:
rL LLVM
https://reviews.llvm.org/D37024
Files:
libcxx/trunk/test/std/utilities/optional/optional.nullopt/not_brace_initializable.fail.cpp
libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.fail.cpp
libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
Index: libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.fail.cpp
===================================================================
--- libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.fail.cpp
+++ libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.fail.cpp
@@ -11,15 +11,13 @@
// <optional>
// struct nullopt_t{see below};
-// constexpr nullopt_t nullopt(unspecified);
+// inline constexpr nullopt_t nullopt(unspecified);
// [optional.nullopt]/2:
-// Type nullopt_t shall not have a default constructor or an initializer-list constructor.
-// It shall not be an aggregate and shall be a literal type.
-// Constant nullopt shall be initialized with an argument of literal type.
+// Type nullopt_t shall not have a default constructor or an initializer-list
+// constructor, and shall not be an aggregate.
#include <optional>
-#include "test_macros.h"
int main()
{
Index: libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
===================================================================
--- libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
+++ libcxx/trunk/test/std/utilities/optional/optional.nullopt/nullopt_t.pass.cpp
@@ -11,33 +11,30 @@
// <optional>
// struct nullopt_t{see below};
-// constexpr nullopt_t nullopt(unspecified);
+// inline constexpr nullopt_t nullopt(unspecified);
// [optional.nullopt]/2:
-// Type nullopt_t shall not have a default constructor or an initializer-list constructor.
-// It shall not be an aggregate and shall be a literal type.
-// Constant nullopt shall be initialized with an argument of literal type.
+// Type nullopt_t shall not have a default constructor or an initializer-list
+// constructor, and shall not be an aggregate.
#include <optional>
#include <type_traits>
-using std::optional;
using std::nullopt_t;
using std::nullopt;
-constexpr
-int
-test(const nullopt_t&)
+constexpr bool test()
{
- return 3;
+ nullopt_t foo{nullopt};
+ (void)foo;
+ return true;
}
int main()
{
- static_assert(( std::is_class<nullopt_t>::value), "");
- static_assert(( std::is_empty<nullopt_t>::value), "");
- static_assert(( std::is_literal_type<nullopt_t>::value), "");
- static_assert((!std::is_default_constructible<nullopt_t>::value), "");
+ static_assert(std::is_empty_v<nullopt_t>);
+ static_assert(!std::is_default_constructible_v<nullopt_t>);
- static_assert(test(nullopt) == 3, "");
+ static_assert(std::is_same_v<const nullopt_t, decltype(nullopt)>);
+ static_assert(test());
}
Index: libcxx/trunk/test/std/utilities/optional/optional.nullopt/not_brace_initializable.fail.cpp
===================================================================
--- libcxx/trunk/test/std/utilities/optional/optional.nullopt/not_brace_initializable.fail.cpp
+++ libcxx/trunk/test/std/utilities/optional/optional.nullopt/not_brace_initializable.fail.cpp
@@ -1,25 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-// 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>
-
-// struct nullopt_t{see below};
-
-#include <optional>
-
-using std::optional;
-using std::nullopt_t;
-
-int main()
-{
- // I roughly interpret LWG2736 as "it shall not be possible to copy-list-initialize nullopt_t with an
- // empty braced-init-list."
- nullopt_t foo = {};
-}
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