Comment 2 for bug 804784

StacktraceTop:
 __memcpy_sse2 () at ../sysdeps/x86_64/multiarch/../memcpy.S:196
 blend_tiled_generic<(SpanMethod)0> (count=<value optimized out>, spans=0x7fff0c3e9830, userData=0x274fca0) at painting/qdrawhelper.cpp:5255
 fillRect_normalized (r=<value optimized out>, data=0x274fca0, pe=<value optimized out>) at painting/qpaintengine_raster.cpp:1511
 QRasterPaintEngine::drawTiledPixmap (this=<value optimized out>, r=..., pixmap=<value optimized out>, sr=...) at painting/qpaintengine_raster.cpp:2864
 QPainter::drawTiledPixmap (this=0x7fff0c3ea6e0, r=..., pixmap=..., sp=...) at painting/qpainter.cpp:6718