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Workaround a bug in MSVC <= 19.22

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This commit is contained in:
Victor Zverovich
2023-01-25 10:34:28 +13:00
parent cae9bf45b9
commit a2c05a10ec
1 changed files with 3 additions and 5 deletions
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8
include/fmt/format-inl.h
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@ -174,8 +174,6 @@ FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept {
return (n >> r) | (n << (64 - r)); return (n >> r) | (n << (64 - r));
} }
// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. // Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox.
namespace dragonbox { namespace dragonbox {
// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a // Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a
@ -1021,8 +1019,7 @@ template <> struct cache_accessor<double> {
{0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, {0xe4d5e82392a40515, 0x0fabaf3feaa5334b},
{0xb8da1662e7b00a17, 0x3d6a751f3b936244}, {0xb8da1662e7b00a17, 0x3d6a751f3b936244},
{0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, {0x95527a5202df0ccb, 0x0f37801e0c43ebc9},
{ 0xf13e34aabb430a15, {0xf13e34aabb430a15, 0x647726b9e7c68ff0}
0x647726b9e7c68ff0 }
#endif #endif
}; };
@ -1144,7 +1141,8 @@ FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept {
// Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1. // Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1.
// See https://github.com/fmtlib/fmt/issues/3163 for more details. // See https://github.com/fmtlib/fmt/issues/3163 for more details.
const uint32_t mod_inv_5 = 0xcccccccd; const uint32_t mod_inv_5 = 0xcccccccd;
const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; // Casts are needed to workaround a bug in MSVC 19.22 and older.
const uint32_t mod_inv_25 = uint32_t(uint64_t(mod_inv_5) * mod_inv_5);
int s = 0; int s = 0;
while (true) { while (true) {