From dc1834a873726b9920c2cae6ffad86e09d4637ee Mon Sep 17 00:00:00 2001
From: José Fonseca <jrfonseca@tungstengraphics.com>
Date: Wed, 10 Sep 2008 10:32:52 +0900
Subject: tgsi: Verify constants are set before attempting to read them.

---
 src/gallium/auxiliary/tgsi/tgsi_exec.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/gallium/auxiliary')

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index fb573fe1f0..df002939c6 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -957,6 +957,7 @@ fetch_src_file_channel(
    case TGSI_EXTSWIZZLE_W:
       switch( file ) {
       case TGSI_FILE_CONSTANT:
+         assert(mach->Consts);
          chan->f[0] = mach->Consts[index->i[0]][swizzle];
          chan->f[1] = mach->Consts[index->i[1]][swizzle];
          chan->f[2] = mach->Consts[index->i[2]][swizzle];
-- 
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