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added lacking overloads to avoid potential ambiguity

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Pavel Novikov 2025-09-06 00:12:37 +03:00
parent 6702cd4244
commit e12463583f
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2 changed files with 16 additions and 0 deletions
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12
include/fast_float/parse_number.h
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@ -373,6 +373,18 @@ integer_times_pow10(int64_t mantissa, int decimal_exponent) noexcept {
// the following overloads are here to avoid surprising ambiguity for int,
// unsigned, etc.
#if !defined(_MSC_VER)
FASTFLOAT_CONSTEXPR20 inline double
integer_times_pow10(unsigned long long mantissa,
int decimal_exponent) noexcept {
return integer_times_pow10(static_cast<uint64_t>(mantissa), decimal_exponent);
}
FASTFLOAT_CONSTEXPR20 inline double
integer_times_pow10(long long mantissa, int decimal_exponent) noexcept {
return integer_times_pow10(static_cast<int64_t>(mantissa), decimal_exponent);
}
#endif
FASTFLOAT_CONSTEXPR20 inline double
integer_times_pow10(unsigned mantissa, int decimal_exponent) noexcept {
return integer_times_pow10(static_cast<uint64_t>(mantissa), decimal_exponent);

4
tests/basictest.cpp
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@ -2140,6 +2140,10 @@ TEST_CASE("integer_times_pow10") {
-3141592653589793238, -18, -3.141592653589793238);
verify_integer_multiplication_by_power_of_10<uint64_t>(
3141592653589793238, -18, 3.141592653589793238);
verify_integer_multiplication_by_power_of_10<long long>(
-3141592653589793238, -18, -3.141592653589793238);
verify_integer_multiplication_by_power_of_10<unsigned long long>(
3141592653589793238, -18, 3.141592653589793238);
for (int mode : {FE_UPWARD, FE_DOWNWARD, FE_TOWARDZERO, FE_TONEAREST}) {
fesetround(mode);