From 9e1ab7c6b622de7f0217b39345a30564078d05e3 Mon Sep 17 00:00:00 2001
From: Evghenii <egaburov@dds.nl>
Date: Thu, 6 Feb 2014 10:13:01 +0100
Subject: [PATCH] allow to add ISPC_FLAGS

---
 examples_ptx/common_gpu.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples_ptx/common_gpu.mk b/examples_ptx/common_gpu.mk
index 41997d93..90eff628 100644
--- a/examples_ptx/common_gpu.mk
+++ b/examples_ptx/common_gpu.mk
@@ -22,7 +22,7 @@ endif
 
 #
 ISPC=ispc
-ISPC_FLAGS=-O3 --math-lib=fast --target=nvptx --opt=fast-math
+ISPC_FLAGS+=-O3 --math-lib=fast --target=nvptx --opt=fast-math
 #
 #
 #