fix bug in scan_savemem optimization

the index goes from 0 to n_mit_mot-1 for mit_mot sequnces.

fix bug in scan_savemem optimization
c5f73396 · Razvan Pascanu · e2537ddc · c5f73396
--- a/theano/scan_module/scan_opt.py
+++ b/theano/scan_module/scan_opt.py
@@ -475,7 +475,7 @@ class ScanSaveMem(gof.Optimizer):
                        break
                    # 2.3.2 extract the begin/end of the first dimension
-                    if i > op.n_mit_mot:
+                    if i >= op.n_mit_mot:
                        try:
                            length = shape_of[out][0]
                        except KeyError: