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AK: Fix printing of negative FixedPoint values

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Fixes #17514 by comparing to 0 before truncating the fractional part.
This commit is contained in:
Nico Weber 2023-02-18 11:31:59 -05:00 • committed by Andreas Kling
parent 13f5aa81e3
commit a30e364f1a
4 changed files with 10 additions and 2 deletions
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6
AK/FixedPoint.h
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@ -420,10 +420,14 @@ struct Formatter<FixedPoint<precision, Underlying>> : StandardFormatter {
m_width = m_width.value_or(0);
m_precision = m_precision.value_or(6);
bool is_negative = false;
if constexpr (IsSigned<Underlying>)
is_negative = value < 0;
i64 integer = value.ltrunk();
constexpr u64 one = static_cast<Underlying>(1) << precision;
u64 fraction_raw = value.raw() & (one - 1);
return builder.put_fixed_point(integer, fraction_raw, one, base, upper_case, m_zero_pad, m_align, m_width.value(), m_precision.value(), m_fill, m_sign_mode, real_number_display_mode);
return builder.put_fixed_point(is_negative, integer, fraction_raw, one, base, upper_case, m_zero_pad, m_align, m_width.value(), m_precision.value(), m_fill, m_sign_mode, real_number_display_mode);
}
};