[Piglit] [PATCH 5/5] piglit-util: define _USE_MATH_DEFINES for MSVC

[Brian Paul]

This fixes undefined M_PI errors with MSVC.
---
 tests/util/piglit-util.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/tests/util/piglit-util.h b/tests/util/piglit-util.h
index 9c3858b..2ac09a6 100644
--- a/tests/util/piglit-util.h
+++ b/tests/util/piglit-util.h
@@ -38,6 +38,7 @@ typedef unsigned __int64 uint64_t;
 #define bool BOOL
 #define true 1
 #define false 0
+#define _USE_MATH_DEFINES
 #else
 #include <stdint.h>
 #include <stdbool.h>
-- 
1.7.3.4