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lines changed Original file line number Diff line number Diff line change
@@ -2293,21 +2293,21 @@ FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& fp,
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}
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}
2295 2295 2296 +
template <typename T> constexpr bool isnan(T value) {
2297 +
return !(value >= value); // std::isnan doesn't support __float128.
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}
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template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value &&
2297 2301
!is_float128<T>::value)>
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FMT_CONSTEXPR20 bool isfinite(T value) {
2299 -
if (is_constant_evaluated()) return value - value == 0;
2303 +
if (is_constant_evaluated()) return !isnan(value - value);
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return std::isfinite(value);
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}
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template <typename T, FMT_ENABLE_IF(is_float128<T>::value)>
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constexpr bool isfinite(T value) {
2304 2308
return value - value == 0; // std::isfinite doesn't support __float128.
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}
2306 2310 2307 -
template <typename T> constexpr bool isnan(T value) {
2308 -
return value != value; // std::isnan doesn't support __float128.
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}
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template <typename T, FMT_ENABLE_IF(is_floating_point<T>::value)>
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FMT_INLINE FMT_CONSTEXPR bool signbit(T value) {
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if (is_constant_evaluated()) {
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