From f005fb21c073301a0d5035ffffb7525c41172469 Mon Sep 17 00:00:00 2001
From: Arash <arashTaher@outlook.com>
Date: Thu, 15 Sep 2016 13:27:52 +0430
Subject: [PATCH] Update benchmark.py

Fixing CompilerWarning: <program source>: warning: double precision constant requires cl_khr_fp64, casting to single precision
An application that wants to use double will need to include the directive before any double precision data type is declared in the kernel code.
---
 examples/benchmark.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/benchmark.py b/examples/benchmark.py
index 3251a55c..0408fd28 100644
--- a/examples/benchmark.py
+++ b/examples/benchmark.py
@@ -54,6 +54,7 @@ for platform in cl.get_platforms():
         dest_buf = cl.Buffer(ctx, mf.WRITE_ONLY, b.nbytes)
 
         prg = cl.Program(ctx, """
+            #pragma OPENCL EXTENSION cl_khr_fp64 : enable
             __kernel void sum(__global const float *a,
             __global const float *b, __global float *c)
             {
-- 
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