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path: root/src/mesa/drivers/dri/s3v/s3v_xmesa.c
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Diffstat (limited to 'src/mesa/drivers/dri/s3v/s3v_xmesa.c')
-rw-r--r--src/mesa/drivers/dri/s3v/s3v_xmesa.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/s3v/s3v_xmesa.c b/src/mesa/drivers/dri/s3v/s3v_xmesa.c
index 4cdda1b587..603c4168b5 100644
--- a/src/mesa/drivers/dri/s3v/s3v_xmesa.c
+++ b/src/mesa/drivers/dri/s3v/s3v_xmesa.c
@@ -90,6 +90,7 @@ s3vCreateBuffer( __DRIscreenPrivate *driScrnPriv,
screen->backOffset, screen->backPitch);
s3vSetSpanFunctions(backRb, mesaVis);
_mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
+ backRb->backBuffer = GL_TRUE;
}
if (mesaVis->depthBits == 16) {