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sprout/random/unique_seed.hpp 更新

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at() メンバ関数を constexpr に変更
This commit is contained in:
bolero-MURAKAMI 2011-10-25 22:04:54 +09:00
parent 72d16afcdc
commit 9823888049
6 changed files with 55 additions and 27 deletions
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10
sprout/random/unique_seed.hpp
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@ -1,6 +1,10 @@
#ifndef SPROUT_RANDOM_UNIQUE_SEED_HPP
#define SPROUT_RANDOM_UNIQUE_SEED_HPP
#ifndef SPROUT_CONFIG_DISABLE_CONSTEXPR
# include <cstddef>
# include <type_traits>
#endif
#include <sprout/config.hpp>
#include <sprout/functional/hash/hash.hpp>
#include <sprout/preprocessor/unique_string.hpp>
@ -8,7 +12,11 @@
//
// SPROUT_UNIQUE_SEED
//
#define SPROUT_UNIQUE_SEED (::sprout::hash_value(SPROUT_PP_UNIQUE_STRING))
#ifndef SPROUT_CONFIG_DISABLE_CONSTEXPR
# define SPROUT_UNIQUE_SEED (::std::integral_constant< ::std::size_t, ::sprout::hash_value(SPROUT_PP_UNIQUE_STRING)>::value)
#else
# define SPROUT_UNIQUE_SEED (::sprout::hash_value(SPROUT_PP_UNIQUE_STRING))
#endif
#endif // #ifndef SPROUT_RANDOM_UNIQUE_SEED_HPP