From 26a05b5005fd89cad0864258a16951d812b923f8 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 22 Jan 2013 16:41:56 -0700
Subject: [PATCH] draw: fix MSVC divide-by-zero compilation error

Kind of lame, but it works.
---
 src/gallium/auxiliary/draw/draw_cliptest_tmp.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/auxiliary/draw/draw_cliptest_tmp.h b/src/gallium/auxiliary/draw/draw_cliptest_tmp.h
index 8b2dcda..48f2349 100644
--- a/src/gallium/auxiliary/draw/draw_cliptest_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_cliptest_tmp.h
@@ -149,10 +149,11 @@ static boolean TAG(do_cliptest)( struct pt_post_vs *pvs,
        * to NaN to help catch potential errors later.
        */
       else {
+         float zero = 0.0f;
          position[0] =
          position[1] =
          position[2] =
-         position[3] = 0.0f / 0.0f;
+         position[3] = zero / zero; /* MSVC doesn't accept 0.0 / 0.0 */
       }
 #endif
 
-- 
2.7.4