Le Monday 22 June 2009, Michael Kreitzer a écrit :
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> http://reviewboard.kde.org/r/868/
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> Review request for kdelibs.
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> Summary
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> The constructor KColorSpace::KHCY::KHCY(const & QColor) has a floating
> point precision error exposed by the -ftree-pre flag in gcc 4.4 which is
> enabled with -O2 optimizations. The result is an invalid chroma calculation
> in the corner case of full white (1.0, 1.0, 1.0 in rgb). The patch works
> around this by performing an integer comparison of r, g, and b and setting
> chroma to 0.0 if all 3 are equal.


Maybe qFuzzyCompare should be used