Implement most of P1612R1: Relocate endian. Moves the std::endian functionality from 'type-traits' to 'bit'. No other change. The reason that this is 'partial' is that P1621 also recommends a feature-test macro, but I don't have the value for that one yet. In a month or so, I'll add that

llvm-svn: 366776

1 files changed, 0 insertions, 48 deletions

diff --git a/libcxx/test/std/utilities/meta/meta.type.synop/endian.pass.cpp b/libcxx/test/std/utilities/meta/meta.type.synop/endian.pass.cpp
deleted file mode 100644
index 52924b357b8..00000000000
--- a/libcxx/test/std/utilities/meta/meta.type.synop/endian.pass.cpp
+++ /dev/null
@@ -1,48 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-// 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
-//
-//===----------------------------------------------------------------------===//
-
-// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
-
-// enum class endian;
-
-#include <type_traits>
-#include <cstring>
-#include <cassert>
-#include <cstdint>
-
-#include "test_macros.h"
-
-int main(int, char**) {
-    static_assert(std::is_enum<std::endian>::value, "");
-
-// Check that E is a scoped enum by checking for conversions.
-    typedef std::underlying_type<std::endian>::type UT;
-    static_assert(!std::is_convertible<std::endian, UT>::value, "");
-
-// test that the enumeration values exist
-    static_assert( std::endian::little == std::endian::little );
-    static_assert( std::endian::big    == std::endian::big );
-    static_assert( std::endian::native == std::endian::native );
-    static_assert( std::endian::little != std::endian::big );
-
-//  Technically not required, but true on all existing machines
-    static_assert( std::endian::native == std::endian::little ||
-                   std::endian::native == std::endian::big );
-
-//  Try to check at runtime
-    {
-    uint32_t i = 0x01020304;
-    char c[4];
-    static_assert(sizeof(i) == sizeof(c));
-    std::memcpy(c, &i, sizeof(c));
-
-    assert ((c[0] == 1) == (std::endian::native == std::endian::big));
-    }
-
-  return 0;
-}