MAINT: Remove unnecessary check from before swapaxes (API change)

This check was a speed optimization in the numpy code. Due to a small change in the MapIter API, the check is now wrong in corner cases and becomes fully unnecessary. The previous API had not been public in any release numpy version.

MAINT: Remove unnecessary check from before swapaxes (API change)
bcada063 · seberg · dc5617c1 · bcada063
--- a/theano/gof/cutils.py
+++ b/theano/gof/cutils.py
@@ -117,11 +117,9 @@ map_increment(PyArrayMapIterObject *mit, PyObject *op, inplace_map_binop add_inp
        return -1;
    }
    if ((mit->subspace != NULL) && (mit->consec)) {
-        if (mit->iteraxes[0] > 0) {
+        PyArray_MapIterSwapAxes(mit, (PyArrayObject **)&arr, 0);
-            PyArray_MapIterSwapAxes(mit, (PyArrayObject **)&arr, 0);
+        if (arr == NULL) {
-            if (arr == NULL) {
+            return -1;
-                return -1;
-            }
        }
    }
    it = (PyArrayIterObject*)