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Diffstat (limited to 'src/mesa/state_tracker/st_atom_vs.c')
-rw-r--r--src/mesa/state_tracker/st_atom_vs.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_atom_vs.c b/src/mesa/state_tracker/st_atom_vs.c
index a326c12608..7f11533f74 100644
--- a/src/mesa/state_tracker/st_atom_vs.c
+++ b/src/mesa/state_tracker/st_atom_vs.c
@@ -162,8 +162,10 @@ const struct st_tracked_state st_update_vs = {
*/
static void update_tnl( struct st_context *st )
{
+ uint before = st->ctx->NewState;
if (st->ctx->VertexProgram._MaintainTnlProgram)
_tnl_UpdateFixedFunctionProgram( st->ctx );
+ assert(before == st->ctx->NewState);
}