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workaround for no c++11 numeric_limits

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bolero-MURAKAMI 2013-08-07 00:15:09 +09:00
parent ce16e24637
commit 7a1974742a
110 changed files with 727 additions and 436 deletions
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8
sprout/math/log.hpp
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@ -2,9 +2,9 @@
#define SPROUT_MATH_LOG_HPP
#include <cstddef>
#include <limits>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/limits.hpp>
#include <sprout/detail/pow.hpp>
#include <sprout/math/detail/config.hpp>
#include <sprout/math/detail/float_compute.hpp>
@ -49,9 +49,9 @@ namespace sprout {
inline SPROUT_CONSTEXPR FloatType
log(FloatType x) {
return sprout::math::isnan(x) ? x
: x == 0 ? -std::numeric_limits<FloatType>::infinity()
: x == std::numeric_limits<FloatType>::infinity() ? std::numeric_limits<FloatType>::infinity()
: x < 0 ? std::numeric_limits<FloatType>::quiet_NaN()
: x == 0 ? -sprout::numeric_limits<FloatType>::infinity()
: x == sprout::numeric_limits<FloatType>::infinity() ? sprout::numeric_limits<FloatType>::infinity()
: x < 0 ? sprout::numeric_limits<FloatType>::quiet_NaN()
#if SPROUT_USE_BUILTIN_CMATH_FUNCTION
: std::log(x)
#else