Added assert that result != arg0 in do_RSW. This currently fails and needs fixing.

diff --git a/src/mesa/tnl/t_vb_arbprogram.c b/src/mesa/tnl/t_vb_arbprogram.c
index 8b168356770697030b5908b257fba1be8aa570c5..68499faafa80e5e72909b84070c365f94cc4f197 100644 (file)
--- a/src/mesa/tnl/t_vb_arbprogram.c
+++ b/src/mesa/tnl/t_vb_arbprogram.c
@@ -129,6 +129,8 @@ static void do_RSW( struct arb_vp_machine *m, union instruction op )
    GLuint swz = op.rsw.swz;
    GLuint neg = op.rsw.neg;
 
+   ASSERT(result != arg0);  /* this would be very bad */
+
    result[0] = arg0[GET_RSW(swz, 0)];
    result[1] = arg0[GET_RSW(swz, 1)];
    result[2] = arg0[GET_RSW(swz, 2)];