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[libc++] Remove the dead code in stdatomic.h in frozen C++03 mode (#188346)

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Fixes #187384

Assisted-by: Claude Code

Signed-off-by: mlevine55 <mlevine55@bloomberg.net>
This commit is contained in:
Michael Levine 2026-03-26 14:43:10 -04:00 committed by GitHub
parent 9daff72e9d
commit e80b46efc5
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GPG Key ID: B5690EEEBB952194
1 changed files with 2 additions and 101 deletions
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103
libcxx/include/__cxx03/stdatomic.h
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@ -121,106 +121,7 @@ using std::atomic_signal_fence // see below
# pragma GCC system_header
#endif
#if defined(__cplusplus) && false
# include <__cxx03/atomic>
# include <__cxx03/version>
# ifdef _Atomic
# undef _Atomic
# endif
# define _Atomic(_Tp) ::std::atomic<_Tp>
using std::memory_order _LIBCPP_USING_IF_EXISTS;
using std::memory_order_relaxed _LIBCPP_USING_IF_EXISTS;
using std::memory_order_consume _LIBCPP_USING_IF_EXISTS;
using std::memory_order_acquire _LIBCPP_USING_IF_EXISTS;
using std::memory_order_release _LIBCPP_USING_IF_EXISTS;
using std::memory_order_acq_rel _LIBCPP_USING_IF_EXISTS;
using std::memory_order_seq_cst _LIBCPP_USING_IF_EXISTS;
using std::atomic_flag _LIBCPP_USING_IF_EXISTS;
using std::atomic_bool _LIBCPP_USING_IF_EXISTS;
using std::atomic_char _LIBCPP_USING_IF_EXISTS;
using std::atomic_schar _LIBCPP_USING_IF_EXISTS;
using std::atomic_uchar _LIBCPP_USING_IF_EXISTS;
using std::atomic_short _LIBCPP_USING_IF_EXISTS;
using std::atomic_ushort _LIBCPP_USING_IF_EXISTS;
using std::atomic_int _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint _LIBCPP_USING_IF_EXISTS;
using std::atomic_long _LIBCPP_USING_IF_EXISTS;
using std::atomic_ulong _LIBCPP_USING_IF_EXISTS;
using std::atomic_llong _LIBCPP_USING_IF_EXISTS;
using std::atomic_ullong _LIBCPP_USING_IF_EXISTS;
using std::atomic_char8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_char16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_char32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_wchar_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_least8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_least8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_least16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_least16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_least32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_least32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_least64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_least64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_fast8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_fast8_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_fast16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_fast16_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_fast32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_fast32_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_int_fast64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uint_fast64_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_intptr_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uintptr_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_size_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_ptrdiff_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_intmax_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_uintmax_t _LIBCPP_USING_IF_EXISTS;
using std::atomic_compare_exchange_strong _LIBCPP_USING_IF_EXISTS;
using std::atomic_compare_exchange_strong_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_compare_exchange_weak _LIBCPP_USING_IF_EXISTS;
using std::atomic_compare_exchange_weak_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_exchange _LIBCPP_USING_IF_EXISTS;
using std::atomic_exchange_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_add _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_add_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_and _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_and_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_or _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_or_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_sub _LIBCPP_USING_IF_EXISTS;
using std::atomic_fetch_sub_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_flag_clear _LIBCPP_USING_IF_EXISTS;
using std::atomic_flag_clear_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_flag_test_and_set _LIBCPP_USING_IF_EXISTS;
using std::atomic_flag_test_and_set_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_is_lock_free _LIBCPP_USING_IF_EXISTS;
using std::atomic_load _LIBCPP_USING_IF_EXISTS;
using std::atomic_load_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_store _LIBCPP_USING_IF_EXISTS;
using std::atomic_store_explicit _LIBCPP_USING_IF_EXISTS;
using std::atomic_signal_fence _LIBCPP_USING_IF_EXISTS;
using std::atomic_thread_fence _LIBCPP_USING_IF_EXISTS;
#elif defined(_LIBCPP_COMPILER_CLANG_BASED)
#if defined(_LIBCPP_COMPILER_CLANG_BASED)
// Before C++23, we include the next <stdatomic.h> on the path to avoid hijacking
// the header. We do this because Clang has historically shipped a <stdatomic.h>
@ -230,6 +131,6 @@ using std::atomic_thread_fence _LIBCPP_USING_IF_EXISTS;
# include_next <stdatomic.h>
# endif
#endif // defined(__cplusplus) && false
#endif // defined(_LIBCPP_COMPILER_CLANG_BASED)
#endif // _LIBCPP___CXX03_STDATOMIC_H