Recognize no-op in reshape

inducer · Feb 16, 2014 · a039598 · a039598
1 parent 98c59ef
commit a039598
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/pyopencl/array.py b/pyopencl/array.py
@@ -1173,6 +1173,10 @@ def reshape(self, *shape, **kwargs):
         # 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")