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type usage fixes.

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fix for FASTFLOAT_ISNOT_CHECKED_BOUNDS if FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN isn't enabled.
This commit is contained in:
IRainman 2025-12-28 17:41:04 +03:00
parent 59c873d028
commit 5bc96372bd
2 changed files with 20 additions and 14 deletions
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2
include/fast_float/fast_float.h
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@ -88,7 +88,7 @@ template <typename T, typename UC = char,
typename = FASTFLOAT_ENABLE_IF(is_supported_integer_type<T>::value)>
FASTFLOAT_CONSTEXPR20 from_chars_result_t<UC>
from_chars(UC const *first, UC const *last, T &value,
uint_fast8_t const base = 10) noexcept;
base_t const base = 10) noexcept;
} // namespace fast_float

32
include/fast_float/parse_number.h
View File

@ -336,11 +336,13 @@ from_chars_float_advanced(UC const *first, UC const *last, T &value,
++first;
}
}
#endif
#else
#ifdef FASTFLOAT_ISNOT_CHECKED_BOUNDS
// We are in parser code with external loop that checks bounds.
FASTFLOAT_ASSUME(first < last);
#else
#endif
#endif
#ifndef FASTFLOAT_ISNOT_CHECKED_BOUNDS
if (first == last) {
answer.ec = std::errc::invalid_argument;
answer.ptr = first;
@ -414,13 +416,12 @@ FASTFLOAT_CONSTEXPR20
typename std::enable_if<is_supported_float_type<T>::value, T>::type
integer_times_pow10(am_sign_mant_t const mantissa,
am_pow_t const decimal_exponent) noexcept {
#ifdef FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN
FASTFLOAT_ASSUME(mantissa >= 0);
const am_mant_t m = static_cast<am_mant_t>(mantissa);
#else
#ifndef FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN
const bool is_negative = mantissa < 0;
const am_mant_t m =
static_cast<am_mant_t>(is_negative ? -mantissa : mantissa);
const auto m = static_cast<am_mant_t>(is_negative ? -mantissa : mantissa);
#else
FASTFLOAT_ASSUME(mantissa >= 0);
const auto m = static_cast<am_mant_t>(mantissa);
#endif
T value;
if (clinger_fast_path_impl(m, decimal_exponent,
@ -460,7 +461,8 @@ FASTFLOAT_CONSTEXPR20
std::is_integral<Int>::value &&
!std::is_signed<Int>::value,
T>::type
integer_times_pow10(Int mantissa, am_pow_t decimal_exponent) noexcept {
integer_times_pow10(Int const mantissa,
am_pow_t const decimal_exponent) noexcept {
return integer_times_pow10<T>(static_cast<am_mant_t>(mantissa),
decimal_exponent);
}
@ -471,7 +473,8 @@ FASTFLOAT_CONSTEXPR20
std::is_integral<Int>::value &&
std::is_signed<Int>::value,
T>::type
integer_times_pow10(Int mantissa, am_pow_t decimal_exponent) noexcept {
integer_times_pow10(Int const mantissa,
am_pow_t const decimal_exponent) noexcept {
return integer_times_pow10<T>(static_cast<am_sign_mant_t>(mantissa),
decimal_exponent);
}
@ -479,7 +482,8 @@ FASTFLOAT_CONSTEXPR20
template <typename Int>
FASTFLOAT_CONSTEXPR20 typename std::enable_if<
std::is_integral<Int>::value && !std::is_signed<Int>::value, double>::type
integer_times_pow10(Int mantissa, am_pow_t decimal_exponent) noexcept {
integer_times_pow10(Int const mantissa,
am_pow_t const decimal_exponent) noexcept {
return integer_times_pow10(static_cast<am_mant_t>(mantissa),
decimal_exponent);
}
@ -487,7 +491,8 @@ integer_times_pow10(Int mantissa, am_pow_t decimal_exponent) noexcept {
template <typename Int>
FASTFLOAT_CONSTEXPR20 typename std::enable_if<
std::is_integral<Int>::value && std::is_signed<Int>::value, double>::type
integer_times_pow10(Int mantissa, am_pow_t decimal_exponent) noexcept {
integer_times_pow10(Int const mantissa,
am_pow_t const decimal_exponent) noexcept {
return integer_times_pow10(static_cast<am_sign_mant_t>(mantissa),
decimal_exponent);
}
@ -508,10 +513,11 @@ from_chars_int_advanced(UC const *first, UC const *last, T &value,
++first;
}
}
#endif
#else
#ifdef FASTFLOAT_ISNOT_CHECKED_BOUNDS
// We are in parser code with external loop that checks bounds.
FASTFLOAT_ASSUME(first < last);
#endif
#endif
if (
#ifndef FASTFLOAT_ISNOT_CHECKED_BOUNDS