Bug fixed.

Boundary detection (order >= 0) bug fixed.

source/tensor/XCall.cpp

@@ -874,7 +874,6 @@ XTensor * NewTensor(const XTensor * a, bool isFilledData)
                                       a->devID, a->mem);
 
     return newTensor;
-
 }
 
 /* 

source/tensor/core/arithmetic/MultiplyDim.cpp

@@ -233,7 +233,7 @@ void _MultiplyBroadcast(const XTensor * a, const XTensor * b, XTensor * c, DTYPE
 {
     CheckNTErrors(a->order == b->order, "Wrong tensor orders!");
     CheckNTErrors(a->order == c->order, "Wrong tensor orders!");
-    CheckNTErrors(a->order > 0, "TODO!");
+    CheckNTErrors(a->order >= 0, "TODO!");
     
     int order = a->order;
     int count = 0;

source/tensor/core/arithmetic/SumDim.cpp

@@ -220,7 +220,7 @@ void _SumBroadcast(const XTensor * a, const XTensor * b, XTensor * c, DTYPE beta
 {
     CheckNTErrors(a->order == b->order, "Wrong tensor orders!");
     CheckNTErrors(a->order == c->order, "Wrong tensor orders!");
-    CheckNTErrors(a->order > 0, "TODO!");
+    CheckNTErrors(a->order >= 0, "TODO!");
     
     int order = a->order;
     int count = 0;