From: Vinson Lee <vlee@vmware.com>
Date: Sun, 18 Apr 2010 06:48:37 +0000 (-0700)
Subject: i965: Assert that an OPCODE_IF was seen before an OPCODE_ELSE.
X-Git-Tag: mesa-7.9-rc1~3733
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4485dd8a3e8aff8d4fb73684d0d7a5a1179f60cc;p=platform%2Fupstream%2Fmesa.git

i965: Assert that an OPCODE_IF was seen before an OPCODE_ELSE.
---

diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index 2272614..7adb795 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -1657,6 +1657,7 @@ void brw_vs_emit(struct brw_vs_compile *c )
 	 if_depth++;
 	 break;
       case OPCODE_ELSE:
+	 assert(if_depth > 0);
 	 if_inst[if_depth-1] = brw_ELSE(p, if_inst[if_depth-1]);
 	 break;
       case OPCODE_ENDIF: