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Merge branch 'MathewBensonCode-master'

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This commit is contained in:
Victor Zverovich 2023-08-25 07:44:44 -07:00
commit c9efd8968c
1 changed files with 3 additions and 5 deletions
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8
include/fmt/format.h
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@ -369,8 +369,6 @@ class uint128_fallback {
private:
uint64_t lo_, hi_;
friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept;
public:
constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {}
constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {}
@ -1488,9 +1486,9 @@ inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept {
auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y);
return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)};
#elif defined(_MSC_VER) && defined(_M_X64)
auto result = uint128_fallback();
result.lo_ = _umul128(x, y, &result.hi_);
return result;
auto hi = uint64_t{};
auto lo = _umul128(x, y, &hi);
return {hi, lo};
#else
const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>());