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authormikhnenko <[email protected]>2024-12-18 19:08:08 +0300
committermikhnenko <[email protected]>2024-12-18 19:29:26 +0300
commit7ed76959e6c06dbc4c249ce0f3b930463a6b65db (patch)
tree0e9528cb7261812a5ae7ed177048721eaebf8ed0 /contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h
parent4c8e7f015711b5175d63e1a87cbd40c49ce7aa70 (diff)
libc++: Run clang-format from upstream and update to 9783f28cbb155e4a8d49c12e1c60ce14dcfaf0c7
commit_hash:ca4954fe054e5a7190ad11ab71bfc7ca0965bca2
Diffstat (limited to 'contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h')
-rw-r--r--contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h54
1 files changed, 25 insertions, 29 deletions
diff --git a/contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h b/contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h
index 57f19a35b4c..5d715c21d8e 100644
--- a/contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h
+++ b/contrib/libs/cxxsupp/libcxx/include/__numeric/midpoint.h
@@ -35,50 +35,46 @@ _LIBCPP_BEGIN_NAMESPACE_STD
#if _LIBCPP_STD_VER >= 20
template <class _Tp>
-_LIBCPP_HIDE_FROM_ABI constexpr
-enable_if_t<is_integral_v<_Tp> && !is_same_v<bool, _Tp> && !is_null_pointer_v<_Tp>, _Tp>
-midpoint(_Tp __a, _Tp __b) noexcept
-_LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
-{
- using _Up = make_unsigned_t<_Tp>;
- constexpr _Up __bitshift = numeric_limits<_Up>::digits - 1;
+_LIBCPP_HIDE_FROM_ABI constexpr enable_if_t<is_integral_v<_Tp> && !is_same_v<bool, _Tp> && !is_null_pointer_v<_Tp>, _Tp>
+midpoint(_Tp __a, _Tp __b) noexcept _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK {
+ using _Up = make_unsigned_t<_Tp>;
+ constexpr _Up __bitshift = numeric_limits<_Up>::digits - 1;
- _Up __diff = _Up(__b) - _Up(__a);
- _Up __sign_bit = __b < __a;
+ _Up __diff = _Up(__b) - _Up(__a);
+ _Up __sign_bit = __b < __a;
- _Up __half_diff = (__diff / 2) + (__sign_bit << __bitshift) + (__sign_bit & __diff);
+ _Up __half_diff = (__diff / 2) + (__sign_bit << __bitshift) + (__sign_bit & __diff);
- return __a + __half_diff;
+ return __a + __half_diff;
}
-
template <class _Tp, enable_if_t<is_object_v<_Tp> && !is_void_v<_Tp> && (sizeof(_Tp) > 0), int> = 0>
-_LIBCPP_HIDE_FROM_ABI constexpr _Tp* midpoint(_Tp* __a, _Tp* __b) noexcept
-{
- return __a + std::midpoint(ptrdiff_t(0), __b - __a);
+_LIBCPP_HIDE_FROM_ABI constexpr _Tp* midpoint(_Tp* __a, _Tp* __b) noexcept {
+ return __a + std::midpoint(ptrdiff_t(0), __b - __a);
}
-
template <typename _Tp>
_LIBCPP_HIDE_FROM_ABI constexpr int __sign(_Tp __val) {
- return (_Tp(0) < __val) - (__val < _Tp(0));
+ return (_Tp(0) < __val) - (__val < _Tp(0));
}
template <typename _Fp>
-_LIBCPP_HIDE_FROM_ABI constexpr _Fp __fp_abs(_Fp __f) { return __f >= 0 ? __f : -__f; }
+_LIBCPP_HIDE_FROM_ABI constexpr _Fp __fp_abs(_Fp __f) {
+ return __f >= 0 ? __f : -__f;
+}
template <class _Fp>
-_LIBCPP_HIDE_FROM_ABI constexpr
-enable_if_t<is_floating_point_v<_Fp>, _Fp>
-midpoint(_Fp __a, _Fp __b) noexcept
-{
- constexpr _Fp __lo = numeric_limits<_Fp>::min()*2;
- constexpr _Fp __hi = numeric_limits<_Fp>::max()/2;
- return std::__fp_abs(__a) <= __hi && std::__fp_abs(__b) <= __hi ? // typical case: overflow is impossible
- (__a + __b)/2 : // always correctly rounded
- std::__fp_abs(__a) < __lo ? __a + __b/2 : // not safe to halve a
- std::__fp_abs(__b) < __lo ? __a/2 + __b : // not safe to halve b
- __a/2 + __b/2; // otherwise correctly rounded
+_LIBCPP_HIDE_FROM_ABI constexpr enable_if_t<is_floating_point_v<_Fp>, _Fp> midpoint(_Fp __a, _Fp __b) noexcept {
+ constexpr _Fp __lo = numeric_limits<_Fp>::min() * 2;
+ constexpr _Fp __hi = numeric_limits<_Fp>::max() / 2;
+ return std::__fp_abs(__a) <= __hi && std::__fp_abs(__b) <= __hi
+ ? // typical case: overflow is impossible
+ (__a + __b) / 2
+ : // always correctly rounded
+ std::__fp_abs(__a) < __lo ? __a + __b / 2 : // not safe to halve a
+ std::__fp_abs(__b) < __lo ? __a / 2 + __b
+ : // not safe to halve b
+ __a / 2 + __b / 2; // otherwise correctly rounded
}
#endif // _LIBCPP_STD_VER >= 20