Mesa (master): i965: Put an assertion to check valid varying_to_slot[ varying]

[Anuj Phogat]

Module: Mesa
Branch: master
Commit: 969b461c2b28efbf44ea02cd09c8c6593f4c7343
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=969b461c2b28efbf44ea02cd09c8c6593f4c7343

Author: Anuj Phogat <anuj.phogat at gmail.com>
Date:   Mon Apr 14 14:09:32 2014 -0700

i965: Put an assertion to check valid varying_to_slot[varying]

Cc: <mesa-stable at lists.freedesktop.org>
Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>
Reviewed-by: Chris Forbes <chrisf at ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/drivers/dri/i965/gen7_sol_state.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/drivers/dri/i965/gen7_sol_state.c b/src/mesa/drivers/dri/i965/gen7_sol_state.c
index 1b58efb..06a4cdf 100644
--- a/src/mesa/drivers/dri/i965/gen7_sol_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_sol_state.c
@@ -132,6 +132,7 @@ gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
       buffer_mask |= 1 << buffer;
 
       decl |= buffer << SO_DECL_OUTPUT_BUFFER_SLOT_SHIFT;
+      assert(vue_map->varying_to_slot[varying] >= 0);
       decl |= vue_map->varying_to_slot[varying] <<
 	 SO_DECL_REGISTER_INDEX_SHIFT;
       decl |= component_mask << SO_DECL_COMPONENT_MASK_SHIFT;