From 10318627317a79a3de7b77eb08697bf732a2dc2f Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Sun, 6 Jul 2014 14:59:05 -0500
Subject: [PATCH] Don't fail on empty Array.copy()
---
pyopencl/array.py | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/pyopencl/array.py b/pyopencl/array.py
index 1fde923f..65d8c3e4 100644
--- a/pyopencl/array.py
+++ b/pyopencl/array.py
@@ -672,8 +672,10 @@ class Array(object):
queue = queue or self.queue
result = self._new_like_me()
- cl.enqueue_copy(queue, result.base_data, self.base_data,
- src_offset=self.offset, byte_count=self.nbytes)
+
+ if self.nbytes:
+ cl.enqueue_copy(queue, result.base_data, self.base_data,
+ src_offset=self.offset, byte_count=self.nbytes)
return result
--
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