diff options
Diffstat (limited to 'third_party/abseil-cpp/absl/strings/charconv.cc')
| -rw-r--r-- | third_party/abseil-cpp/absl/strings/charconv.cc | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/third_party/abseil-cpp/absl/strings/charconv.cc b/third_party/abseil-cpp/absl/strings/charconv.cc index bdba768dcd..fefcfc90a5 100644 --- a/third_party/abseil-cpp/absl/strings/charconv.cc +++ b/third_party/abseil-cpp/absl/strings/charconv.cc @@ -20,7 +20,7 @@ #include <cstring> #include "absl/base/casts.h" -#include "absl/base/internal/bits.h" +#include "absl/numeric/bits.h" #include "absl/numeric/int128.h" #include "absl/strings/internal/charconv_bigint.h" #include "absl/strings/internal/charconv_parse.h" @@ -111,7 +111,7 @@ struct FloatTraits<double> { return sign ? -ldexp(mantissa, exponent) : ldexp(mantissa, exponent); #else constexpr uint64_t kMantissaMask = - (uint64_t(1) << (kTargetMantissaBits - 1)) - 1; + (uint64_t{1} << (kTargetMantissaBits - 1)) - 1; uint64_t dbl = static_cast<uint64_t>(sign) << 63; if (mantissa > kMantissaMask) { // Normal value. @@ -151,7 +151,7 @@ struct FloatTraits<float> { return sign ? -ldexpf(mantissa, exponent) : ldexpf(mantissa, exponent); #else constexpr uint32_t kMantissaMask = - (uint32_t(1) << (kTargetMantissaBits - 1)) - 1; + (uint32_t{1} << (kTargetMantissaBits - 1)) - 1; uint32_t flt = static_cast<uint32_t>(sign) << 31; if (mantissa > kMantissaMask) { // Normal value. @@ -242,11 +242,11 @@ struct CalculatedFloat { // Returns the bit width of the given uint128. (Equivalently, returns 128 // minus the number of leading zero bits.) -int BitWidth(uint128 value) { +unsigned BitWidth(uint128 value) { if (Uint128High64(value) == 0) { - return 64 - base_internal::CountLeadingZeros64(Uint128Low64(value)); + return static_cast<unsigned>(bit_width(Uint128Low64(value))); } - return 128 - base_internal::CountLeadingZeros64(Uint128High64(value)); + return 128 - countl_zero(Uint128High64(value)); } // Calculates how far to the right a mantissa needs to be shifted to create a @@ -499,7 +499,7 @@ bool MustRoundUp(uint64_t guess_mantissa, int guess_exponent, template <typename FloatType> CalculatedFloat CalculatedFloatFromRawValues(uint64_t mantissa, int exponent) { CalculatedFloat result; - if (mantissa == uint64_t(1) << FloatTraits<FloatType>::kTargetMantissaBits) { + if (mantissa == uint64_t{1} << FloatTraits<FloatType>::kTargetMantissaBits) { mantissa >>= 1; exponent += 1; } @@ -519,7 +519,7 @@ CalculatedFloat CalculateFromParsedHexadecimal( const strings_internal::ParsedFloat& parsed_hex) { uint64_t mantissa = parsed_hex.mantissa; int exponent = parsed_hex.exponent; - int mantissa_width = 64 - base_internal::CountLeadingZeros64(mantissa); + auto mantissa_width = static_cast<unsigned>(bit_width(mantissa)); const int shift = NormalizedShiftSize<FloatType>(mantissa_width, exponent); bool result_exact; exponent += shift; @@ -619,10 +619,10 @@ from_chars_result FromCharsImpl(const char* first, const char* last, // Either we failed to parse a hex float after the "0x", or we read // "0xinf" or "0xnan" which we don't want to match. // - // However, a std::string that begins with "0x" also begins with "0", which + // However, a string that begins with "0x" also begins with "0", which // is normally a valid match for the number zero. So we want these // strings to match zero unless fmt_flags is `scientific`. (This flag - // means an exponent is required, which the std::string "0" does not have.) + // means an exponent is required, which the string "0" does not have.) if (fmt_flags == chars_format::scientific) { result.ec = std::errc::invalid_argument; } else { |