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Fix /RTCc failure in mulx32

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This commit is contained in:
Peter Dimov
2023-01-27 18:37:23 +02:00
parent 055587acf4
commit d750b39e1e
1 changed files with 9 additions and 0 deletions
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9
include/boost/unordered/detail/mulx.hpp
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@ -81,7 +81,16 @@ inline boost::uint64_t mulx64( boost::uint64_t x, boost::uint64_t y )
inline boost::uint32_t mulx32( boost::uint32_t x, boost::uint32_t y )
{
boost::uint64_t r = (boost::uint64_t)x * y;
#if defined(__MSVC_RUNTIME_CHECKS)
return (boost::uint32_t)(r & UINT32_MAX) ^ (boost::uint32_t)(r >> 32);
#else
return (boost::uint32_t)r ^ (boost::uint32_t)(r >> 32);
#endif
}
#if defined(SIZE_MAX)