R: Cairo 1.10 broken for nvidia users

[Barbara]

>>Michal Varga <varga.michal at gmail.com> writes:
>>
>>> cairo 1.10 update introduces a terrible performance hit and other bugs
>>> for at least nvidia users. Workspace switching takes whole seconds,
>>> window scrolling tears and jumps, some applications take forever to just
>>> redraw, all depressed GTK buttons are drawn few pixels off, and this is
>>> probably just the start. Happens both with and without GL backend
>>> enabled.
>>[...]
>>
>>Have you tried to disable XCB backend?
>
>
># make showconfig
>===> The following configuration options are available for cairo-1.10.0_2,1:
>     GL=on "Enable OpenGL Support"
>     XCB=on "Enable XCB (X C-language Binding) Support"
>===> Use 'make config' to modify these settings
>
>Now I'll try
>

Sorry, I made a mistake repling.
Anyway disabling xcb didn't solved the problem with the buttons for me, I've 
tried it yet.
The patch did.