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Add conversion operators

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This commit is contained in:
Matt Borland
2023-06-08 14:15:41 +02:00
parent 264194e496
commit eb03bb8c73
1 changed files with 21 additions and 0 deletions
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21
include/boost/charconv/detail/emulated128.hpp
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@@ -72,6 +72,27 @@ struct uint128
UNSIGNED_ASSIGNMENT_OPERATOR(unsigned long long)
BOOST_CHARCONV_CXX14_CONSTEXPR uint128 &operator=(uint128 v) noexcept;
// Conversion Operators
#define INTEGER_CONVERSION_OPERATOR(expr) BOOST_CHARCONV_CXX14_CONSTEXPR explicit operator expr() const noexcept { return static_cast<expr>(low); }
#define FLOAT_CONVERSION_OPERATOR(expr) explicit operator expr() const noexcept { return std::ldexp(static_cast<expr>(high), 64) + static_cast<expr>(low); }
INTEGER_CONVERSION_OPERATOR(char)
INTEGER_CONVERSION_OPERATOR(signed char)
INTEGER_CONVERSION_OPERATOR(short)
INTEGER_CONVERSION_OPERATOR(int)
INTEGER_CONVERSION_OPERATOR(long)
INTEGER_CONVERSION_OPERATOR(long long)
INTEGER_CONVERSION_OPERATOR(unsigned char)
INTEGER_CONVERSION_OPERATOR(unsigned short)
INTEGER_CONVERSION_OPERATOR(unsigned)
INTEGER_CONVERSION_OPERATOR(unsigned long)
INTEGER_CONVERSION_OPERATOR(unsigned long long)
FLOAT_CONVERSION_OPERATOR(float)
FLOAT_CONVERSION_OPERATOR(double)
FLOAT_CONVERSION_OPERATOR(long double)
BOOST_CHARCONV_CXX14_CONSTEXPR uint128 &uint128::operator=(uint128 v) noexcept
{
low = v.low;