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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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6
sprout/cstdlib/ascii_to_int.hpp
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@ -2,9 +2,9 @@
#define SPROUT_CSTDLIB_DECIMAL_TO_INT_HPP
#include <iterator>
#include <limits>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/limits.hpp>
#include <sprout/iterator/operation.hpp>
#include <sprout/ctype/ascii.hpp>
@ -17,8 +17,8 @@ namespace sprout {
ascii_to_int_impl(CStrIterator str, IntType val, bool negative) {
return !sprout::ascii::isdigit(*str)
? negative ? -val : val
: val > (std::numeric_limits<IntType>::max() - (*str - static_cast<typename std::iterator_traits<CStrIterator>::value_type>('0')) - (negative ? 1 : 0)) / 10
? (negative ? std::numeric_limits<IntType>::min() : std::numeric_limits<IntType>::max())
: val > (sprout::numeric_limits<IntType>::max() - (*str - static_cast<typename std::iterator_traits<CStrIterator>::value_type>('0')) - (negative ? 1 : 0)) / 10
? (negative ? sprout::numeric_limits<IntType>::min() : sprout::numeric_limits<IntType>::max())
: sprout::detail::ascii_to_int_impl<IntType>(
sprout::next(str),
val * 10 + (*str - static_cast<typename std::iterator_traits<CStrIterator>::value_type>('0')),