SeqAn3
The Modern C++ library for sequence analysis.
int_types.hpp
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1 // -----------------------------------------------------------------------------------------------------
2 // Copyright (c) 2006-2019, Knut Reinert & Freie Universität Berlin
3 // Copyright (c) 2016-2019, Knut Reinert & MPI für molekulare Genetik
4 // This file may be used, modified and/or redistributed under the terms of the 3-clause BSD-License
5 // shipped with this file and also available at: https://github.com/seqan/seqan3/blob/master/LICENSE.md
6 // -----------------------------------------------------------------------------------------------------
7 
8 #pragma once
9 
10 #include <type_traits>
11 
12 #include <seqan3/core/platform.hpp>
13 #include <seqan3/std/concepts>
14 
20 namespace seqan3::detail
21 {
22 
23 // ------------------------------------------------------------------
24 // min_viable_uint_t
25 // ------------------------------------------------------------------
26 
28 template <uint64_t value>
29 using min_viable_uint_t = std::conditional_t<value <= 1ull, bool,
30  std::conditional_t<value <= 255ull, uint8_t,
31  std::conditional_t<value <= 65535ull, uint16_t,
33 
36 template <uint64_t value>
37 constexpr auto min_viable_uint_v = static_cast<min_viable_uint_t<value>>(value);
38 
39 // ------------------------------------------------------------------
40 // size_in_values_v
41 // ------------------------------------------------------------------
42 
44 template <std::Integral int_t>
45 constexpr size_t size_in_values_v = static_cast<size_t>(std::numeric_limits<int_t>::max()) -
47 
48 } // namespace seqan3::detail
Provides platform and dependency checks.
The Concepts library.
T max(T... args)
Definition: aligned_sequence_concept.hpp:35