[Lazarus] Qt4 crash in CudaText

[AlexeyT]

 >>    if (not EqualRect(LocalRect, sourceRect^) then

Changed this; still crash. call stack is similar:

#0 QTransform::type() const at :0
#1 ?? at :0
#2 QPainter::drawImage(QRectF const&, QImage const&, QRectF const&, 
QFlags<Qt::ImageConversionFlag>) at :0
#3 QPainter_drawImage2 at :0
#4 DRAWIMAGE(0x7fffdd6aad80, 0x7fffffffb2f4, 0x184edd0, 0x7fffffffb304, 
0x0, 0x7fffffffb2e4, 0) at qt/qtobjects.pas:3612
#5 STRETCHMASKBLT(0x7fffef808d30, 140736908144000, 0, 0, 438, 256, 
140736908144384, 0, 0, 438, 256, 0, 0, 0, 13369376) at qt/qtwinapi.inc:6990
#6 STRETCHBLT(0x7fffef808d30, 140736908144000, 0, 0, 438, 256, 
140736908144384, 0, 0, 438, 256, 13369376) at qt/qtwinapi.inc:6787
#7 STRETCHBLT(140736908144000, 0, 0, 438, 256, 140736908144384, 0, 0, 
438, 256, 13369376) at include/winapi.inc:1025
#8 COPYRECT(0x7fffd6997ae0, {LEFT = 0, TOP = 0, RIGHT = 438, BOTTOM = 
256, TOPLEFT = {X = 0, Y = 0}, BOTTOMRIGHT = {X = 438, Y = 256}, VECTOR 
= {0, 0, 438, 256}}, 0x7fffd6997f00, {LEFT = 0, TOP = 0, RIGHT = 438, 
BOTTOM = 256, TOPLEFT = {X = 0, Y = 0}, BOTTOMRIGHT = {X = 438, Y = 
256}, VECTOR = {0, 0, 438, 256}}) at include/canvas.inc:122
#9 PAINT(0x7fffd6eae8f0) at atlistbox.pas:541