From: Brian Paul <brianp@vmware.com>
Date: Tue, 22 Jan 2013 23:41:56 +0000 (-0700)
Subject: draw: fix MSVC divide-by-zero compilation error
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=26a05b5005fd89cad0864258a16951d812b923f8;p=mesa.git

draw: fix MSVC divide-by-zero compilation error

Kind of lame, but it works.
---

diff --git a/src/gallium/auxiliary/draw/draw_cliptest_tmp.h b/src/gallium/auxiliary/draw/draw_cliptest_tmp.h
index 8b2dcdabe01..48f234931cd 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