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

2010-04-17 23:48:37 -07:00
parent 010f81f32b
commit 4485dd8a3e
1 changed files with 1 additions and 0 deletions
--- 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: