From dd1b261f3a63bf287f01ac3628affeedce77663a Mon Sep 17 00:00:00 2001
From: Marshall Clow <mclow.lists@gmail.com>
Date: Mon, 16 Nov 2015 15:54:13 +0000
Subject: Implement P0013R1: Logical Operator Type Traits. Make a hidden
 implementation (__and_, __or_, and __not_) so that we can use them elsewhere
 in non-C++17 code - for example, in the LFTS

llvm-svn: 253215
---
 .../meta/meta.logical/conjunction.pass.cpp         | 66 ++++++++++++++++++++++
 .../meta/meta.logical/disjunction.pass.cpp         | 66 ++++++++++++++++++++++
 .../utilities/meta/meta.logical/negation.pass.cpp  | 39 +++++++++++++
 3 files changed, 171 insertions(+)
 create mode 100644 libcxx/test/std/utilities/meta/meta.logical/conjunction.pass.cpp
 create mode 100644 libcxx/test/std/utilities/meta/meta.logical/disjunction.pass.cpp
 create mode 100644 libcxx/test/std/utilities/meta/meta.logical/negation.pass.cpp

(limited to 'libcxx/test/std/utilities/meta')

diff --git a/libcxx/test/std/utilities/meta/meta.logical/conjunction.pass.cpp b/libcxx/test/std/utilities/meta/meta.logical/conjunction.pass.cpp
new file mode 100644
index 00000000000..dce58ec2372
--- /dev/null
+++ b/libcxx/test/std/utilities/meta/meta.logical/conjunction.pass.cpp
@@ -0,0 +1,66 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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
+// type_traits
+
+// template<class... B> struct conjunction;                           // C++17
+// template<class... B> 
+//   constexpr bool conjunction_v = conjunction<B...>::value;         // C++17
+
+#include <type_traits>
+#include <cassert>
+
+struct True  { static constexpr bool value = true; };
+struct False { static constexpr bool value = false; };
+
+int main()
+{
+    static_assert ( std::conjunction<>::value, "" );
+    static_assert ( std::conjunction<std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::false_type>::value, "" );
+
+    static_assert ( std::conjunction_v<>, "" );
+    static_assert ( std::conjunction_v<std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::false_type>, "" );
+
+    static_assert ( std::conjunction<std::true_type,  std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::true_type,  std::false_type>::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::false_type>::value, "" );
+    
+    static_assert ( std::conjunction_v<std::true_type,  std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::true_type,  std::false_type>, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::false_type>, "" );
+
+    static_assert ( std::conjunction<std::true_type,  std::true_type,  std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::true_type,  std::false_type, std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::true_type,  std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::false_type, std::true_type >::value, "" );
+    static_assert (!std::conjunction<std::true_type,  std::true_type,  std::false_type>::value, "" );
+    static_assert (!std::conjunction<std::true_type,  std::false_type, std::false_type>::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::true_type,  std::false_type>::value, "" );
+    static_assert (!std::conjunction<std::false_type, std::false_type, std::false_type>::value, "" );
+
+    static_assert ( std::conjunction_v<std::true_type,  std::true_type,  std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::true_type,  std::false_type, std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::true_type,  std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::false_type, std::true_type >, "" );
+    static_assert (!std::conjunction_v<std::true_type,  std::true_type,  std::false_type>, "" );
+    static_assert (!std::conjunction_v<std::true_type,  std::false_type, std::false_type>, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::true_type,  std::false_type>, "" );
+    static_assert (!std::conjunction_v<std::false_type, std::false_type, std::false_type>, "" );
+
+    static_assert ( std::conjunction<True >::value, "" );
+    static_assert (!std::conjunction<False>::value, "" );
+
+    static_assert ( std::conjunction_v<True >, "" );
+    static_assert (!std::conjunction_v<False>, "" );
+}
diff --git a/libcxx/test/std/utilities/meta/meta.logical/disjunction.pass.cpp b/libcxx/test/std/utilities/meta/meta.logical/disjunction.pass.cpp
new file mode 100644
index 00000000000..13cd9341b99
--- /dev/null
+++ b/libcxx/test/std/utilities/meta/meta.logical/disjunction.pass.cpp
@@ -0,0 +1,66 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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
+// type_traits
+
+// template<class... B> struct disjunction;                           // C++17
+// template<class... B> 
+//   constexpr bool disjunction_v = disjunction<B...>::value;         // C++17
+
+#include <type_traits>
+#include <cassert>
+
+struct True  { static constexpr bool value = true; };
+struct False { static constexpr bool value = false; };
+
+int main()
+{
+    static_assert (!std::disjunction<>::value, "" );
+    static_assert ( std::disjunction<std::true_type >::value, "" );
+    static_assert (!std::disjunction<std::false_type>::value, "" );
+
+    static_assert (!std::disjunction_v<>, "" );
+    static_assert ( std::disjunction_v<std::true_type >, "" );
+    static_assert (!std::disjunction_v<std::false_type>, "" );
+
+    static_assert ( std::disjunction<std::true_type,  std::true_type >::value, "" );
+    static_assert ( std::disjunction<std::true_type,  std::false_type>::value, "" );
+    static_assert ( std::disjunction<std::false_type, std::true_type >::value, "" );
+    static_assert (!std::disjunction<std::false_type, std::false_type>::value, "" );
+    
+    static_assert ( std::disjunction_v<std::true_type,  std::true_type >, "" );
+    static_assert ( std::disjunction_v<std::true_type,  std::false_type>, "" );
+    static_assert ( std::disjunction_v<std::false_type, std::true_type >, "" );
+    static_assert (!std::disjunction_v<std::false_type, std::false_type>, "" );
+
+    static_assert ( std::disjunction<std::true_type,  std::true_type,  std::true_type >::value, "" );
+    static_assert ( std::disjunction<std::true_type,  std::false_type, std::true_type >::value, "" );
+    static_assert ( std::disjunction<std::false_type, std::true_type,  std::true_type >::value, "" );
+    static_assert ( std::disjunction<std::false_type, std::false_type, std::true_type >::value, "" );
+    static_assert ( std::disjunction<std::true_type,  std::true_type,  std::false_type>::value, "" );
+    static_assert ( std::disjunction<std::true_type,  std::false_type, std::false_type>::value, "" );
+    static_assert ( std::disjunction<std::false_type, std::true_type,  std::false_type>::value, "" );
+    static_assert (!std::disjunction<std::false_type, std::false_type, std::false_type>::value, "" );
+
+    static_assert ( std::disjunction_v<std::true_type,  std::true_type,  std::true_type >, "" );
+    static_assert ( std::disjunction_v<std::true_type,  std::false_type, std::true_type >, "" );
+    static_assert ( std::disjunction_v<std::false_type, std::true_type,  std::true_type >, "" );
+    static_assert ( std::disjunction_v<std::false_type, std::false_type, std::true_type >, "" );
+    static_assert ( std::disjunction_v<std::true_type,  std::true_type,  std::false_type>, "" );
+    static_assert ( std::disjunction_v<std::true_type,  std::false_type, std::false_type>, "" );
+    static_assert ( std::disjunction_v<std::false_type, std::true_type,  std::false_type>, "" );
+    static_assert (!std::disjunction_v<std::false_type, std::false_type, std::false_type>, "" );
+
+    static_assert ( std::disjunction<True >::value, "" );
+    static_assert (!std::disjunction<False>::value, "" );
+
+    static_assert ( std::disjunction_v<True >, "" );
+    static_assert (!std::disjunction_v<False>, "" );
+}
diff --git a/libcxx/test/std/utilities/meta/meta.logical/negation.pass.cpp b/libcxx/test/std/utilities/meta/meta.logical/negation.pass.cpp
new file mode 100644
index 00000000000..76ff6c5b24d
--- /dev/null
+++ b/libcxx/test/std/utilities/meta/meta.logical/negation.pass.cpp
@@ -0,0 +1,39 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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
+// type_traits
+
+// template<class B> struct negation;                        // C++17
+// template<class B> 
+//   constexpr bool negation_v = negation<B>::value;         // C++17
+
+#include <type_traits>
+#include <cassert>
+
+struct True  { static constexpr bool value = true; };
+struct False { static constexpr bool value = false; };
+
+int main()
+{
+    static_assert (!std::negation<std::true_type >::value, "" );
+    static_assert ( std::negation<std::false_type>::value, "" );
+
+    static_assert (!std::negation_v<std::true_type >, "" );
+    static_assert ( std::negation_v<std::false_type>, "" );
+
+    static_assert (!std::negation<True >::value, "" );
+    static_assert ( std::negation<False>::value, "" );
+
+    static_assert (!std::negation_v<True >, "" );
+    static_assert ( std::negation_v<False>, "" );
+
+    static_assert ( std::negation<std::negation<std::true_type >>::value, "" );
+    static_assert (!std::negation<std::negation<std::false_type>>::value, "" );
+}
-- 
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