diff options
| -rw-r--r-- | sal/rtl/math.cxx | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/sal/rtl/math.cxx b/sal/rtl/math.cxx index a296927635bf..46a3e925b95b 100644 --- a/sal/rtl/math.cxx +++ b/sal/rtl/math.cxx @@ -1299,16 +1299,24 @@ double SAL_CALL rtl_math_approxValue( double fValue ) SAL_THROW_EXTERN_C() int nExp = static_cast< int >(floor(log10(fValue))); nExp = 14 - nExp; - double fExpValue = getN10Exp(nExp); + double fExpValue = getN10Exp(abs(nExp)); + + if (nExp < 0) + fValue /= fExpValue; + else + fValue *= fExpValue; - fValue *= fExpValue; // If the original value was near DBL_MIN we got an overflow. Restore and // bail out. if (!std::isfinite(fValue)) return fOrigValue; fValue = std::round(fValue); - fValue /= fExpValue; + + if (nExp < 0) + fValue *= fExpValue; + else + fValue /= fExpValue; // If the original value was near DBL_MAX we got an overflow. Restore and // bail out. |