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Fixed minor formatting issues in comments, added const to local byte_x variables in fractional_part_rounding_thresholds, and applied clang format to function

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Cazadorro 2026-03-28 23:28:22 -05:00
parent 38d164d452
commit 60fec1064b
1 changed files with 14 additions and 10 deletions
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24
include/fmt/format.h
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@ -3163,20 +3163,24 @@ constexpr auto fractional_part_rounding_thresholds(int index) -> uint32_t {
// translation units. We take the following uint32 array definition:
// {0x9999999au, 0x828f5c29u, 0x80418938u, 0x80068db9,
// 0x8000a7c6u, 0x800010c7u, 0x800001aeu, 0x8000002bu};
// and convert that into a series of char hexidecimal literals in a char array:
// "\x99\x99\x99\x9a \x82\x8f\x5c\x29 \x80\x41\x89\x38 \x80\x06\x8d\xb9
// \x80\x00\xa7\xc6 \x80\x00\x10\xc7 \x80\x00\x01\xae \x80\x00\x00\x2b"
// and convert that into a series of char hexidecimal literals in a char
// array:
// "\x99\x99\x99\x9a \x82\x8f\x5c\x29 \x80\x41\x89\x38 \x80\x06\x8d\xb9
// \x80\x00\xa7\xc6 \x80\x00\x10\xc7 \x80\x00\x01\xae \x80\x00\x00\x2b"
// Then we split this up into four separate arrays of bytes, so the bytes can
// be properly recombined into endian-correct uint32_t.
const uint32_t byte_3 =
static_cast<uint8_t>("\x99\x82\x80\x80\x80\x80\x80\x80"[index]);
const uint32_t byte_2 =
static_cast<uint8_t>("\x99\x8f\x41\x06\x00\x00\x00\x00"[index]);
const uint32_t byte_1 =
static_cast<uint8_t>("\x99\x5c\x89\x8d\xa7\x10\x01\x00"[index]);
const uint32_t byte_0 =
static_cast<uint8_t>("\x9a\x29\x38\xb9\xc6\xc7\xae\x2b"[index]);
uint32_t byte_3 = static_cast<uint8_t>("\x99\x82\x80\x80\x80\x80\x80\x80"[index]);
uint32_t byte_2 = static_cast<uint8_t>("\x99\x8f\x41\x06\x00\x00\x00\x00"[index]);
uint32_t byte_1 = static_cast<uint8_t>("\x99\x5c\x89\x8d\xa7\x10\x01\x00"[index]);
uint32_t byte_0 = static_cast<uint8_t>("\x9a\x29\x38\xb9\xc6\xc7\xae\x2b"[index]);
//recombine as uint32, this should eliminate endian issues, as now we are shifting
//bytes as uint32 which should match platform endian.
// recombine as uint32, this should eliminate endian issues, as now we are
// shifting bytes as uint32 which should match platform endian.
return byte_3 << 24u | byte_2 << 16u | byte_1 << 8u | byte_0;
}