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[libc++] Remove dead implementation of is_nothrow_convertible and merge the remaining code into is_convertible.h #137717

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Merged
merged 1 commit into from
Apr 29, 2025
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[libc++] Remove dead implementation of is_nothrow_convertible and merge the remaining code into is_convertible.h #137717

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1 change: 0 additions & 1 deletion libcxx/include/CMakeLists.txt
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Expand Up @@ -835,7 +835,6 @@ set(files
__type_traits/is_member_pointer.h
__type_traits/is_nothrow_assignable.h
__type_traits/is_nothrow_constructible.h
__type_traits/is_nothrow_convertible.h
__type_traits/is_nothrow_destructible.h
__type_traits/is_null_pointer.h
__type_traits/is_object.h
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10 changes: 10 additions & 0 deletions libcxx/include/__type_traits/is_convertible.h
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Expand Up @@ -26,6 +26,16 @@ template <class _From, class _To>
_LIBCPP_NO_SPECIALIZATIONS inline constexpr bool is_convertible_v = __is_convertible(_From, _To);
#endif

#if _LIBCPP_STD_VER >= 20

template <class _Tp, class _Up>
struct _LIBCPP_NO_SPECIALIZATIONS is_nothrow_convertible : bool_constant<__is_nothrow_convertible(_Tp, _Up)> {};

template <class _Tp, class _Up>
_LIBCPP_NO_SPECIALIZATIONS inline constexpr bool is_nothrow_convertible_v = __is_nothrow_convertible(_Tp, _Up);

#endif // _LIBCPP_STD_VER >= 20

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP___TYPE_TRAITS_IS_CONVERTIBLE_H
62 changes: 0 additions & 62 deletions libcxx/include/__type_traits/is_nothrow_convertible.h
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4 changes: 0 additions & 4 deletions libcxx/include/module.modulemap.in
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Expand Up @@ -232,10 +232,6 @@ module std_core [system] {
header "__type_traits/is_nothrow_constructible.h"
export std_core.type_traits.integral_constant
}
module is_nothrow_convertible {
header "__type_traits/is_nothrow_convertible.h"
export std_core.type_traits.integral_constant
}
module is_nothrow_destructible {
header "__type_traits/is_nothrow_destructible.h"
export std_core.type_traits.integral_constant
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1 change: 0 additions & 1 deletion libcxx/include/type_traits
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Expand Up @@ -549,7 +549,6 @@ namespace std
# include <__type_traits/common_reference.h>
# include <__type_traits/is_bounded_array.h>
# include <__type_traits/is_constant_evaluated.h>
# include <__type_traits/is_nothrow_convertible.h>
# include <__type_traits/is_unbounded_array.h>
# include <__type_traits/type_identity.h>
# include <__type_traits/unwrap_ref.h>
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