From 067ad6e53ec2545970b7698d06d2a537da194678 Mon Sep 17 00:00:00 2001
From: Thomas Sondergaard <ts@medical-insight.com>
Date: Tue, 7 Jan 2014 13:31:00 -0700
Subject: mesa: Fix compile error with MSVC 2013

This fixes the following compile error:
src\glsl\ir_constant_expression.cpp(1405) : error C2666: 'copysign' : 3
overloads have similar conversions

Cc: "10.0" <mesa-stable@lists.freedesktop.org>
Reviewed-by: Brian Paul <brianp@vmware.com>
---
 src/glsl/ir_constant_expression.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 7ca865e2259..f811fd1383e 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -1402,7 +1402,7 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
          data.f[c] = ldexp(op[0]->value.f[c], op[1]->value.i[c]);
          /* Flush subnormal values to zero. */
          if (!isnormal(data.f[c]))
-            data.f[c] = copysign(0.0, op[0]->value.f[c]);
+            data.f[c] = copysign(0.0f, op[0]->value.f[c]);
       }
       break;
 
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