commit 0412d3a19a724d903c58b8928358904d77c424b4
Author: Andreas Kling <andreas.kling@nokia.com>
Date:   Tue Dec 14 12:59:00 2010 +0100

    Micro-optimization for QSpanData::setup()

    Don't call QColor::rgba() in a macro arg that gets evaluated multiple times.

    Reviewed-by: ?

diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index ac73533..89ff835 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -5086,7 +5086,8 @@ void QSpanData::setup(const QBrush &brush, int alpha, QPainter::CompositionMode
     case Qt::SolidPattern: {
         type = Solid;
         QColor c = qbrush_color(brush);
-        solid.color = PREMUL(ARGB_COMBINE_ALPHA(c.rgba(), alpha));
+        QRgb rgba = c.rgba();
+        solid.color = PREMUL(ARGB_COMBINE_ALPHA(rgba, alpha));
         if ((solid.color & 0xff000000) == 0
             && compositionMode == QPainter::CompositionMode_SourceOver) {
             type = None;