From a039598e572b9cbf26b668f5fa0b8d1494789352 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Sun, 16 Feb 2014 15:03:11 -0600
Subject: [PATCH] Recognize no-op in reshape
---
pyopencl/array.py | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/pyopencl/array.py b/pyopencl/array.py
index 9b28f17b..2d61e3e1 100644
--- a/pyopencl/array.py
+++ b/pyopencl/array.py
@@ -1173,6 +1173,10 @@ class Array(object):
# TODO: add more error-checking, perhaps
if isinstance(shape[0], tuple) or isinstance(shape[0], list):
shape = tuple(shape[0])
+
+ if shape == self.shape:
+ return self
+
size = reduce(lambda x, y: x * y, shape, 1)
if size != self.size:
raise ValueError("total size of new array must be unchanged")
--
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