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Fix MSVC 14.0 warning C4244

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Matt Borland
2023-04-19 17:36:06 +02:00
parent 9bf6ea8038
commit 98605e7a56
1 changed files with 5 additions and 5 deletions
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10
include/boost/charconv/detail/dragonbox.hpp
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@@ -382,13 +382,13 @@ struct dragonbox_signed_significand_bits
// so we does this manually.
BOOST_IF_CONSTEXPR (std::is_same<UInt, std::uint32_t>::value && N == 2)
{
return umul64(static_cast<std::uint32_t>(n), UINT32_C(1374389535)) >> 37;
return static_cast<UInt>(umul64(static_cast<std::uint32_t>(n), UINT32_C(1374389535)) >> 37);
}
// Specialize for 64-bit division by 1000.
// Ensure that the correctness condition is met.
else BOOST_IF_CONSTEXPR (std::is_same<UInt, std::uint64_t>::value && N == 3 && n_max <= UINT64_C(15534100272597517998))
{
return umul128_upper64(n, UINT64_C(2361183241434822607)) >> 7;
return static_cast<UInt>(umul128_upper64(n, UINT64_C(2361183241434822607)) >> 7);
}
else
{
@@ -400,13 +400,13 @@ struct dragonbox_signed_significand_bits
template <typename UInt>
BOOST_CXX14_CONSTEXPR UInt divide_by_pow10(unsigned N, UInt n_max, UInt n) noexcept
{
if (std::is_same<UInt, std::uint32_t>::value && N == 2)
BOOST_IF_CONSTEXPR (std::is_same<UInt, std::uint32_t>::value && N == 2)
{
return static_cast<UInt>(umul64(n, UINT32_C(1374389535)) >> 37);
return static_cast<UInt>(umul64(static_cast<std::uint32_t>(n), static_cast<std::uint32_t>(1374389535)) >> UINT32_C(37));
}
// Specialize for 64-bit division by 1000.
// Ensure that the correctness condition is met.
else if (std::is_same<UInt, std::uint64_t>::value && N == 3 && n_max <= UINT64_C(15534100272597517998))
else BOOST_IF_CONSTEXPR (std::is_same<UInt, std::uint64_t>::value && N == 3 && n_max <= UINT64_C(15534100272597517998))
{
return static_cast<UInt>(umul128_upper64(n, UINT64_C(2361183241434822607)) >> 7);
}