LCOV - code coverage report
Current view: top level - v1/__utility - swap.h (source / functions) Coverage Total Hit
Test: vrml_claude.info Lines: 100.0 % 5 5
Test Date: 2024-03-08 16:33:03 Functions: 100.0 % 4 4

            Line data    Source code
       1              : //===----------------------------------------------------------------------===//
       2              : //
       3              : // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
       4              : // See https://llvm.org/LICENSE.txt for license information.
       5              : // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
       6              : //
       7              : //===----------------------------------------------------------------------===//
       8              : 
       9              : #ifndef _LIBCPP___UTILITY_SWAP_H
      10              : #define _LIBCPP___UTILITY_SWAP_H
      11              : 
      12              : #include <__config>
      13              : #include <__type_traits/is_move_assignable.h>
      14              : #include <__type_traits/is_move_constructible.h>
      15              : #include <__type_traits/is_nothrow_move_assignable.h>
      16              : #include <__type_traits/is_nothrow_move_constructible.h>
      17              : #include <__type_traits/is_swappable.h>
      18              : #include <__utility/declval.h>
      19              : #include <__utility/move.h>
      20              : #include <cstddef>
      21              : 
      22              : #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
      23              : #  pragma GCC system_header
      24              : #endif
      25              : 
      26              : _LIBCPP_BEGIN_NAMESPACE_STD
      27              : 
      28              : #ifndef _LIBCPP_CXX03_LANG
      29              : template <class _Tp>
      30              : using __swap_result_t = typename enable_if<is_move_constructible<_Tp>::value && is_move_assignable<_Tp>::value>::type;
      31              : #else
      32              : template <class>
      33              : using __swap_result_t = void;
      34              : #endif
      35              : 
      36              : template <class _Tp>
      37       120012 : inline _LIBCPP_INLINE_VISIBILITY __swap_result_t<_Tp> _LIBCPP_CONSTEXPR_SINCE_CXX20 swap(_Tp& __x, _Tp& __y)
      38              :     _NOEXCEPT_(is_nothrow_move_constructible<_Tp>::value&& is_nothrow_move_assignable<_Tp>::value) {
      39       120012 :   _Tp __t(_VSTD::move(__x));
      40       120012 :   __x = _VSTD::move(__y);
      41       120012 :   __y = _VSTD::move(__t);
      42       120012 : }
      43              : 
      44              : template <class _Tp, size_t _Np>
      45              : inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX20 typename enable_if<__is_swappable<_Tp>::value>::type
      46              : swap(_Tp (&__a)[_Np], _Tp (&__b)[_Np]) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value) {
      47              :   for (size_t __i = 0; __i != _Np; ++__i) {
      48              :     swap(__a[__i], __b[__i]);
      49              :   }
      50              : }
      51              : 
      52              : _LIBCPP_END_NAMESPACE_STD
      53              : 
      54              : #endif // _LIBCPP___UTILITY_SWAP_H
        

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