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Differential D115719

[libc++] Make __swap_allocator constexpr
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Authored by philnik on Dec 14 2021, 4:00 AM.

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Reviewers
• Quuxplusone
ldionne
Group Reviewers
Restricted Project
Commits
rG10a356c47a30: [libc++] Make __swap_allocator constexpr
Summary

Make __swap_allocator constexpr

Diff Detail

Event Timeline

philnik requested review of this revision.Dec 14 2021, 4:00 AM
philnik created this revision.
Herald added a project: Restricted Project. · View Herald TranscriptDec 14 2021, 4:00 AM
Herald added a reviewer: Restricted Project. · View Herald Transcript
Herald added a subscriber: libcxx-commits. · View Herald Transcript
Harbormaster completed remote builds in B139196: Diff 394203.Dec 14 2021, 4:56 AM
ldionne accepted this revision.Dec 14 2021, 5:56 AM
This revision is now accepted and ready to land.Dec 14 2021, 5:56 AM
• Quuxplusone accepted this revision.Dec 14 2021, 6:09 AM
Closed by commit rG10a356c47a30: [libc++] Make __swap_allocator constexpr (authored by philnik). · Explain WhyDec 14 2021, 6:43 AM
This revision was automatically updated to reflect the committed changes.
philnik added a commit: rG10a356c47a30: [libc++] Make __swap_allocator constexpr.

Revision Contents

PathSize
libcxx/
include/
10 lines

Diff 394203

libcxx/include/memory

Show First 20 Lines • Show All 826 Lines • ▼ Show 20 Linespublic:
_LIBCPP_INLINE_VISIBILITY void operator()(_Tp* __p) _NOEXCEPT _LIBCPP_INLINE_VISIBILITY void operator()(_Tp* __p) _NOEXCEPT
{__process(__p, integral_constant<bool, is_trivially_destructible<_Tp>::value>());} {__process(__p, integral_constant<bool, is_trivially_destructible<_Tp>::value>());}
}; };
_LIBCPP_FUNC_VIS void* align(size_t __align, size_t __sz, void*& __ptr, size_t& __space); _LIBCPP_FUNC_VIS void* align(size_t __align, size_t __sz, void*& __ptr, size_t& __space);
// --- Helper for container swap -- // --- Helper for container swap --
template <typename _Alloc> template <typename _Alloc>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX11
void __swap_allocator(_Alloc & __a1, _Alloc & __a2, true_type) void __swap_allocator(_Alloc & __a1, _Alloc & __a2, true_type)
#if _LIBCPP_STD_VER >= 14 #if _LIBCPP_STD_VER > 11
_NOEXCEPT _NOEXCEPT
#else #else
_NOEXCEPT_(__is_nothrow_swappable<_Alloc>::value) _NOEXCEPT_(__is_nothrow_swappable<_Alloc>::value)
#endif #endif
{ {
using _VSTD::swap; using _VSTD::swap;
swap(__a1, __a2); swap(__a1, __a2);
} }
template <typename _Alloc> template <typename _Alloc>
inline _LIBCPP_INLINE_VISIBILITY inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX11
void __swap_allocator(_Alloc &, _Alloc &, false_type) _NOEXCEPT {} void __swap_allocator(_Alloc &, _Alloc &, false_type) _NOEXCEPT {}
template <typename _Alloc> template <typename _Alloc>
inline _LIBCPP_INLINE_VISIBILITY inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX11
void __swap_allocator(_Alloc & __a1, _Alloc & __a2) void __swap_allocator(_Alloc & __a1, _Alloc & __a2)
#if _LIBCPP_STD_VER >= 14 #if _LIBCPP_STD_VER > 11
_NOEXCEPT _NOEXCEPT
#else #else
_NOEXCEPT_(__is_nothrow_swappable<_Alloc>::value) _NOEXCEPT_(__is_nothrow_swappable<_Alloc>::value)
#endif #endif
{ {
_VSTD::__swap_allocator(__a1, __a2, _VSTD::__swap_allocator(__a1, __a2,
integral_constant<bool, allocator_traits<_Alloc>::propagate_on_container_swap::value>()); integral_constant<bool, allocator_traits<_Alloc>::propagate_on_container_swap::value>());
} }
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