boostorg/endian
1
0
Fork 1
mirror of https://github.com/boostorg/endian.git synced 2025-08-02 14:04:29 +02:00
Code Issues Packages Projects Releases Wiki Activity

Use detail::reverse_value() to implement reverse_value() for float and double, thus eliminating type-punning warning from gcc.

Browse Source
This commit is contained in:
Beman
2013-06-07 15:46:14 -04:00
parent a40d580782
commit d1d62f3adc
1 changed files with 2 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/boost/endian/conversion.hpp
View File

@@ -236,16 +236,14 @@ namespace endian
{ {
BOOST_STATIC_ASSERT_MSG(sizeof(float) == sizeof(uint32_t), BOOST_STATIC_ASSERT_MSG(sizeof(float) == sizeof(uint32_t),
"boost::endian only supprts sizeof(float) == 4; please report error to boost mailing list"); "boost::endian only supprts sizeof(float) == 4; please report error to boost mailing list");
uint32_t tmp = reverse_value(*(const uint32_t*)&x); return detail::reverse_value(x);
return *(const float*)&tmp;
} }
inline double reverse_value(double x) BOOST_NOEXCEPT inline double reverse_value(double x) BOOST_NOEXCEPT
{ {
BOOST_STATIC_ASSERT_MSG(sizeof(double) == sizeof(uint64_t), BOOST_STATIC_ASSERT_MSG(sizeof(double) == sizeof(uint64_t),
"boost::endian only supprts sizeof(double) == 8; please report error to boost mailing list"); "boost::endian only supprts sizeof(double) == 8; please report error to boost mailing list");
uint64_t tmp = reverse_value(*(const uint64_t*)&x); return detail::reverse_value(x);
return *(const double*)&tmp;
} }
namespace detail namespace detail