//usr/include/c++/11/bits
146 items
NAME ↑ SIZE MODIFIED PERMS ACTIONS
.. / Parent Directory
algorithmfwd.h — 23.97 KB
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align.h — 3.62 KB
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alloc_traits.h — 26.98 KB
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allocated_ptr.h — 3.25 KB
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allocator.h — 9.51 KB
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atomic_base.h — 56.07 KB
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atomic_futex.h — 12.1 KB
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atomic_lockfree_defines.h — 2.3 KB
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atomic_timed_wait.h — 13.21 KB
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atomic_wait.h — 12.26 KB
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basic_ios.h — 15.7 KB
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basic_ios.tcc — 5.94 KB
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basic_string.h — 246.04 KB
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basic_string.tcc — 52.92 KB
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boost_concept_check.h — 26.54 KB
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c++0x_warning.h — 1.44 KB
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char_traits.h — 28.66 KB
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charconv.h — 3.35 KB
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codecvt.h — 24.9 KB
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concept_check.h — 3.34 KB
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cpp_type_traits.h — 13.67 KB
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cxxabi_forced.h — 1.77 KB
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cxxabi_init_exception.h — 2.17 KB
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deque.tcc — 41.37 KB
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enable_special_members.h — 12.16 KB
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erase_if.h — 2.02 KB
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exception.h — 2.45 KB
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exception_defines.h — 1.61 KB
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exception_ptr.h — 7.46 KB
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forward_list.h — 49.21 KB
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forward_list.tcc — 13.71 KB
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fs_dir.h — 16.23 KB
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fs_fwd.h — 10.65 KB
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fs_ops.h — 10.49 KB
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fs_path.h — 39.49 KB
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fstream.tcc — 32.88 KB
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functexcept.h — 3.43 KB
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functional_hash.h — 8.39 KB
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gslice.h — 5.39 KB
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gslice_array.h — 7.71 KB
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hash_bytes.h — 2.1 KB
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hashtable.h — 82.94 KB
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hashtable_policy.h — 60.84 KB
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indirect_array.h — 7.72 KB
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invoke.h — 5.92 KB
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ios_base.h — 31.19 KB
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istream.tcc — 30.85 KB
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iterator_concepts.h — 32.55 KB
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list.tcc — 16.8 KB
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locale_classes.h — 24.46 KB
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locale_classes.tcc — 8.18 KB
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locale_conv.h — 18.38 KB
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locale_facets.h — 91.46 KB
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locale_facets.tcc — 39.51 KB
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locale_facets_nonio.h — 68.07 KB
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locale_facets_nonio.tcc — 46.42 KB
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localefwd.h — 5.8 KB
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mask_array.h — 7.54 KB
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max_size_type.h — 22.18 KB
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memoryfwd.h — 2.45 KB
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move.h — 6.64 KB
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nested_exception.h — 4.77 KB
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node_handle.h — 11.07 KB
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ostream.tcc — 12.03 KB
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ostream_insert.h — 3.94 KB
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parse_numbers.h — 7.79 KB
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postypes.h — 8.27 KB
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predefined_ops.h — 9.94 KB
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ptr_traits.h — 6.55 KB
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quoted_string.h — 4.93 KB
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random.h — 174.18 KB
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random.tcc — 103.21 KB
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range_access.h — 10.46 KB
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ranges_algo.h — 114.09 KB
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ranges_algobase.h — 18.43 KB
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ranges_base.h — 23.82 KB
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ranges_cmp.h — 5.88 KB
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ranges_uninitialized.h — 17.71 KB
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ranges_util.h — 20.11 KB
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refwrap.h — 12.9 KB
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regex.h — 101.53 KB
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regex.tcc — 16.11 KB
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regex_automaton.h — 10.54 KB
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regex_automaton.tcc — 7.54 KB
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regex_compiler.h — 15.84 KB
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regex_compiler.tcc — 18.71 KB
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regex_constants.h — 15.18 KB
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regex_error.h — 4.9 KB
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regex_executor.h — 8.64 KB
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regex_executor.tcc — 18.4 KB
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regex_scanner.h — 6.88 KB
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regex_scanner.tcc — 14.89 KB
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semaphore_base.h — 7.75 KB
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shared_ptr.h — 30.25 KB
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shared_ptr_atomic.h — 9.64 KB
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shared_ptr_base.h — 53.62 KB
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slice_array.h — 9.39 KB
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specfun.h — 46.13 KB
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sstream.tcc — 9.91 KB
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std_abs.h — 3.28 KB
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std_function.h — 22.33 KB
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std_mutex.h — 6.29 KB
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std_thread.h — 8.39 KB
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stl_algo.h — 209.67 KB
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stl_algobase.h — 74.6 KB
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stl_bvector.h — 34.74 KB
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stl_construct.h — 8.59 KB
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stl_deque.h — 75.17 KB
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stl_function.h — 42.87 KB
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stl_heap.h — 20.27 KB
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stl_iterator.h — 77 KB
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stl_iterator_base_funcs.h — 7.99 KB
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stl_iterator_base_types.h — 9.44 KB
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stl_list.h — 68.14 KB
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stl_map.h — 53.41 KB
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stl_multimap.h — 42.51 KB
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stl_multiset.h — 36.79 KB
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stl_numeric.h — 14.26 KB
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stl_pair.h — 19.66 KB
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stl_queue.h — 24.45 KB
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stl_raw_storage_iter.h — 3.74 KB
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stl_relops.h — 4.49 KB
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stl_set.h — 37.05 KB
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stl_stack.h — 12.39 KB
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stl_tempbuf.h — 8.45 KB
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stl_tree.h — 72.16 KB
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stl_uninitialized.h — 33.22 KB
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stl_vector.h — 64.37 KB
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stream_iterator.h — 7.52 KB
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streambuf.tcc — 4.81 KB
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streambuf_iterator.h — 15.17 KB
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string_view.tcc — 7 KB
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stringfwd.h — 2.63 KB
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this_thread_sleep.h — 3.23 KB
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uniform_int_dist.h — 12.75 KB
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unique_lock.h — 6 KB
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unique_ptr.h — 31.77 KB
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unordered_map.h — 74.87 KB
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unordered_set.h — 61.46 KB
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uses_allocator.h — 6.74 KB
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uses_allocator_args.h — 7.38 KB
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valarray_after.h — 22.74 KB
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valarray_array.h — 20.8 KB
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valarray_array.tcc — 7.08 KB
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valarray_before.h — 18.69 KB
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vector.tcc — 30.26 KB
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// The template and inlines for the -*- C++ -*- internal _Meta class. // Copyright (C) 1997-2021 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // . /** @file bits/valarray_before.h * This is an internal header file, included by other library headers. * Do not attempt to use it directly. @headername{valarray} */ // Written by Gabriel Dos Reis #ifndef _VALARRAY_BEFORE_H #define _VALARRAY_BEFORE_H 1 #pragma GCC system_header #include namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION // // Implementing a loosened valarray return value is tricky. // First we need to meet 26.3.1/3: we should not add more than // two levels of template nesting. Therefore we resort to template // template to "flatten" loosened return value types. // At some point we use partial specialization to remove one level // template nesting due to _Expr<> // // This class is NOT defined. It doesn't need to. template class _Constant; // Implementations of unary functions applied to valarray<>s. // I use hard-coded object functions here instead of a generic // approach like pointers to function: // 1) correctness: some functions take references, others values. // we can't deduce the correct type afterwards. // 2) efficiency -- object functions can be easily inlined // 3) be Koenig-lookup-friendly struct _Abs { template _Tp operator()(const _Tp& __t) const { return abs(__t); } }; struct _Cos { template _Tp operator()(const _Tp& __t) const { return cos(__t); } }; struct _Acos { template _Tp operator()(const _Tp& __t) const { return acos(__t); } }; struct _Cosh { template _Tp operator()(const _Tp& __t) const { return cosh(__t); } }; struct _Sin { template _Tp operator()(const _Tp& __t) const { return sin(__t); } }; struct _Asin { template _Tp operator()(const _Tp& __t) const { return asin(__t); } }; struct _Sinh { template _Tp operator()(const _Tp& __t) const { return sinh(__t); } }; struct _Tan { template _Tp operator()(const _Tp& __t) const { return tan(__t); } }; struct _Atan { template _Tp operator()(const _Tp& __t) const { return atan(__t); } }; struct _Tanh { template _Tp operator()(const _Tp& __t) const { return tanh(__t); } }; struct _Exp { template _Tp operator()(const _Tp& __t) const { return exp(__t); } }; struct _Log { template _Tp operator()(const _Tp& __t) const { return log(__t); } }; struct _Log10 { template _Tp operator()(const _Tp& __t) const { return log10(__t); } }; struct _Sqrt { template _Tp operator()(const _Tp& __t) const { return sqrt(__t); } }; // In the past, we used to tailor operator applications semantics // to the specialization of standard function objects (i.e. plus<>, etc.) // That is incorrect. Therefore we provide our own surrogates. struct __unary_plus { template _Tp operator()(const _Tp& __t) const { return +__t; } }; struct __negate { template _Tp operator()(const _Tp& __t) const { return -__t; } }; struct __bitwise_not { template _Tp operator()(const _Tp& __t) const { return ~__t; } }; struct __plus { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x + __y; } }; struct __minus { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x - __y; } }; struct __multiplies { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x * __y; } }; struct __divides { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x / __y; } }; struct __modulus { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x % __y; } }; struct __bitwise_xor { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x ^ __y; } }; struct __bitwise_and { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x & __y; } }; struct __bitwise_or { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x | __y; } }; struct __shift_left { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x << __y; } }; struct __shift_right { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return __x >> __y; } }; struct __logical_and { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x && __y; } }; struct __logical_or { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x || __y; } }; struct __logical_not { template bool operator()(const _Tp& __x) const { return !__x; } }; struct __equal_to { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x == __y; } }; struct __not_equal_to { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x != __y; } }; struct __less { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x < __y; } }; struct __greater { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x > __y; } }; struct __less_equal { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x <= __y; } }; struct __greater_equal { template bool operator()(const _Tp& __x, const _Tp& __y) const { return __x >= __y; } }; // The few binary functions we miss. struct _Atan2 { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return atan2(__x, __y); } }; struct _Pow { template _Tp operator()(const _Tp& __x, const _Tp& __y) const { return pow(__x, __y); } }; template struct __fun_with_valarray { typedef _Tp result_type; }; template struct __fun_with_valarray<_Tp, false> { // No result type defined for invalid value types. }; // We need these bits in order to recover the return type of // some functions/operators now that we're no longer using // function templates. template struct __fun : __fun_with_valarray<_Tp> { }; // several specializations for relational operators. template struct __fun<__logical_not, _Tp> { typedef bool result_type; }; template struct __fun<__logical_and, _Tp> { typedef bool result_type; }; template struct __fun<__logical_or, _Tp> { typedef bool result_type; }; template struct __fun<__less, _Tp> { typedef bool result_type; }; template struct __fun<__greater, _Tp> { typedef bool result_type; }; template struct __fun<__less_equal, _Tp> { typedef bool result_type; }; template struct __fun<__greater_equal, _Tp> { typedef bool result_type; }; template struct __fun<__equal_to, _Tp> { typedef bool result_type; }; template struct __fun<__not_equal_to, _Tp> { typedef bool result_type; }; namespace __detail { // Closure types already have reference semantics and are often short-lived, // so store them by value to avoid (some cases of) dangling references to // out-of-scope temporaries. template struct _ValArrayRef { typedef const _Tp __type; }; // Use real references for std::valarray objects. template struct _ValArrayRef< valarray<_Tp> > { typedef const valarray<_Tp>& __type; }; // // Apply function taking a value/const reference closure // template class _FunBase { public: typedef typename _Dom::value_type value_type; _FunBase(const _Dom& __e, value_type __f(_Arg)) : _M_expr(__e), _M_func(__f) {} value_type operator[](size_t __i) const { return _M_func (_M_expr[__i]); } size_t size() const { return _M_expr.size ();} private: typename _ValArrayRef<_Dom>::__type _M_expr; value_type (*_M_func)(_Arg); }; template struct _ValFunClos<_Expr,_Dom> : _FunBase<_Dom, typename _Dom::value_type> { typedef _FunBase<_Dom, typename _Dom::value_type> _Base; typedef typename _Base::value_type value_type; typedef value_type _Tp; _ValFunClos(const _Dom& __e, _Tp __f(_Tp)) : _Base(__e, __f) {} }; template struct _ValFunClos<_ValArray,_Tp> : _FunBase, _Tp> { typedef _FunBase, _Tp> _Base; typedef _Tp value_type; _ValFunClos(const valarray<_Tp>& __v, _Tp __f(_Tp)) : _Base(__v, __f) {} }; template struct _RefFunClos<_Expr, _Dom> : _FunBase<_Dom, const typename _Dom::value_type&> { typedef _FunBase<_Dom, const typename _Dom::value_type&> _Base; typedef typename _Base::value_type value_type; typedef value_type _Tp; _RefFunClos(const _Dom& __e, _Tp __f(const _Tp&)) : _Base(__e, __f) {} }; template struct _RefFunClos<_ValArray, _Tp> : _FunBase, const _Tp&> { typedef _FunBase, const _Tp&> _Base; typedef _Tp value_type; _RefFunClos(const valarray<_Tp>& __v, _Tp __f(const _Tp&)) : _Base(__v, __f) {} }; // // Unary expression closure. // template class _UnBase { public: typedef typename _Arg::value_type _Vt; typedef typename __fun<_Oper, _Vt>::result_type value_type; _UnBase(const _Arg& __e) : _M_expr(__e) {} value_type operator[](size_t __i) const { return _Oper()(_M_expr[__i]); } size_t size() const { return _M_expr.size(); } private: typename _ValArrayRef<_Arg>::__type _M_expr; }; template struct _UnClos<_Oper, _Expr, _Dom> : _UnBase<_Oper, _Dom> { typedef _Dom _Arg; typedef _UnBase<_Oper, _Dom> _Base; typedef typename _Base::value_type value_type; _UnClos(const _Arg& __e) : _Base(__e) {} }; template struct _UnClos<_Oper, _ValArray, _Tp> : _UnBase<_Oper, valarray<_Tp> > { typedef valarray<_Tp> _Arg; typedef _UnBase<_Oper, valarray<_Tp> > _Base; typedef typename _Base::value_type value_type; _UnClos(const _Arg& __e) : _Base(__e) {} }; // // Binary expression closure. // template class _BinBase { public: typedef typename _FirstArg::value_type _Vt; typedef typename __fun<_Oper, _Vt>::result_type value_type; _BinBase(const _FirstArg& __e1, const _SecondArg& __e2) : _M_expr1(__e1), _M_expr2(__e2) {} value_type operator[](size_t __i) const { return _Oper()(_M_expr1[__i], _M_expr2[__i]); } size_t size() const { return _M_expr1.size(); } private: typename _ValArrayRef<_FirstArg>::__type _M_expr1; typename _ValArrayRef<_SecondArg>::__type _M_expr2; }; template class _BinBase2 { public: typedef typename _Clos::value_type _Vt; typedef typename __fun<_Oper, _Vt>::result_type value_type; _BinBase2(const _Clos& __e, const _Vt& __t) : _M_expr1(__e), _M_expr2(__t) {} value_type operator[](size_t __i) const { return _Oper()(_M_expr1[__i], _M_expr2); } size_t size() const { return _M_expr1.size(); } private: typename _ValArrayRef<_Clos>::__type _M_expr1; _Vt _M_expr2; }; template class _BinBase1 { public: typedef typename _Clos::value_type _Vt; typedef typename __fun<_Oper, _Vt>::result_type value_type; _BinBase1(const _Vt& __t, const _Clos& __e) : _M_expr1(__t), _M_expr2(__e) {} value_type operator[](size_t __i) const { return _Oper()(_M_expr1, _M_expr2[__i]); } size_t size() const { return _M_expr2.size(); } private: _Vt _M_expr1; typename _ValArrayRef<_Clos>::__type _M_expr2; }; template struct _BinClos<_Oper, _Expr, _Expr, _Dom1, _Dom2> : _BinBase<_Oper, _Dom1, _Dom2> { typedef _BinBase<_Oper, _Dom1, _Dom2> _Base; typedef typename _Base::value_type value_type; _BinClos(const _Dom1& __e1, const _Dom2& __e2) : _Base(__e1, __e2) {} }; template struct _BinClos<_Oper, _ValArray, _ValArray, _Tp, _Tp> : _BinBase<_Oper, valarray<_Tp>, valarray<_Tp> > { typedef _BinBase<_Oper, valarray<_Tp>, valarray<_Tp> > _Base; typedef typename _Base::value_type value_type; _BinClos(const valarray<_Tp>& __v, const valarray<_Tp>& __w) : _Base(__v, __w) {} }; template struct _BinClos<_Oper, _Expr, _ValArray, _Dom, typename _Dom::value_type> : _BinBase<_Oper, _Dom, valarray > { typedef typename _Dom::value_type _Tp; typedef _BinBase<_Oper,_Dom,valarray<_Tp> > _Base; typedef typename _Base::value_type value_type; _BinClos(const _Dom& __e1, const valarray<_Tp>& __e2) : _Base(__e1, __e2) {} }; template struct _BinClos<_Oper, _ValArray, _Expr, typename _Dom::value_type, _Dom> : _BinBase<_Oper, valarray,_Dom> { typedef typename _Dom::value_type _Tp; typedef _BinBase<_Oper, valarray<_Tp>, _Dom> _Base; typedef typename _Base::value_type value_type; _BinClos(const valarray<_Tp>& __e1, const _Dom& __e2) : _Base(__e1, __e2) {} }; template struct _BinClos<_Oper, _Expr, _Constant, _Dom, typename _Dom::value_type> : _BinBase2<_Oper, _Dom> { typedef typename _Dom::value_type _Tp; typedef _BinBase2<_Oper,_Dom> _Base; typedef typename _Base::value_type value_type; _BinClos(const _Dom& __e1, const _Tp& __e2) : _Base(__e1, __e2) {} }; template struct _BinClos<_Oper, _Constant, _Expr, typename _Dom::value_type, _Dom> : _BinBase1<_Oper, _Dom> { typedef typename _Dom::value_type _Tp; typedef _BinBase1<_Oper, _Dom> _Base; typedef typename _Base::value_type value_type; _BinClos(const _Tp& __e1, const _Dom& __e2) : _Base(__e1, __e2) {} }; template struct _BinClos<_Oper, _ValArray, _Constant, _Tp, _Tp> : _BinBase2<_Oper, valarray<_Tp> > { typedef _BinBase2<_Oper,valarray<_Tp> > _Base; typedef typename _Base::value_type value_type; _BinClos(const valarray<_Tp>& __v, const _Tp& __t) : _Base(__v, __t) {} }; template struct _BinClos<_Oper, _Constant, _ValArray, _Tp, _Tp> : _BinBase1<_Oper, valarray<_Tp> > { typedef _BinBase1<_Oper, valarray<_Tp> > _Base; typedef typename _Base::value_type value_type; _BinClos(const _Tp& __t, const valarray<_Tp>& __v) : _Base(__t, __v) {} }; // // slice_array closure. // template class _SBase { public: typedef typename _Dom::value_type value_type; _SBase (const _Dom& __e, const slice& __s) : _M_expr (__e), _M_slice (__s) {} value_type operator[] (size_t __i) const { return _M_expr[_M_slice.start () + __i * _M_slice.stride ()]; } size_t size() const { return _M_slice.size (); } private: typename _ValArrayRef<_Dom>::__type _M_expr; const slice& _M_slice; }; template class _SBase<_Array<_Tp> > { public: typedef _Tp value_type; _SBase (_Array<_Tp> __a, const slice& __s) : _M_array (__a._M_data+__s.start()), _M_size (__s.size()), _M_stride (__s.stride()) {} value_type operator[] (size_t __i) const { return _M_array._M_data[__i * _M_stride]; } size_t size() const { return _M_size; } private: const _Array<_Tp> _M_array; const size_t _M_size; const size_t _M_stride; }; template struct _SClos<_Expr, _Dom> : _SBase<_Dom> { typedef _SBase<_Dom> _Base; typedef typename _Base::value_type value_type; _SClos (const _Dom& __e, const slice& __s) : _Base (__e, __s) {} }; template struct _SClos<_ValArray, _Tp> : _SBase<_Array<_Tp> > { typedef _SBase<_Array<_Tp> > _Base; typedef _Tp value_type; _SClos (_Array<_Tp> __a, const slice& __s) : _Base (__a, __s) {} }; } // namespace __detail _GLIBCXX_END_NAMESPACE_VERSION } // namespace #endif /* _CPP_VALARRAY_BEFORE_H */