Don't fail on empty Array.copy()

inducer · Jul 6, 2014 · 1031862 · 1031862
1 parent e929b20
commit 1031862
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/pyopencl/array.py b/pyopencl/array.py
@@ -672,8 +672,10 @@ def copy(self, queue=None):
 
         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