Initial commit

module/jni/libcxx/test/std/containers/sequences/array/contiguous.pass.cpp

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+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// <array>
+
+// An array is a contiguous container
+
+#include <array>
+#include <cassert>
+
+#include "test_macros.h"
+
+template <class Container>
+TEST_CONSTEXPR_CXX14 void assert_contiguous(Container const& c)
+{
+    for (size_t i = 0; i < c.size(); ++i)
+        assert(*(c.begin() + i) == *(std::addressof(*c.begin()) + i));
+}
+
+TEST_CONSTEXPR_CXX17 bool tests()
+{
+    assert_contiguous(std::array<double, 0>());
+    assert_contiguous(std::array<double, 1>());
+    assert_contiguous(std::array<double, 2>());
+    assert_contiguous(std::array<double, 3>());
+
+    assert_contiguous(std::array<char, 0>());
+    assert_contiguous(std::array<char, 1>());
+    assert_contiguous(std::array<char, 2>());
+    assert_contiguous(std::array<char, 3>());
+
+    return true;
+}
+
+int main(int, char**)
+{
+    tests();
+#if TEST_STD_VER >= 17 // begin() & friends are constexpr in >= C++17 only
+    static_assert(tests(), "");
+#endif
+    return 0;
+}