add USE_CUDA to protect the CPU execution

source/tensor/core/getandset/SetData.cpp

@@ -250,7 +250,11 @@ void _SetDataFixedCond(XTensor * tensor, XTensor * condition, DTYPE p)
             }
         }
         else{
+#ifdef USE_CUDA
             _CudaSetDataFixedCondFloat(tensor, condition, p);
+#else
+            ShowNTErrors("Please specify USE_CUDA and recompile the code");
+#endif
         }
     }
     else{
@@ -283,7 +287,11 @@ void _SetDataFixedCondInt(XTensor * tensor, XTensor * condition, int p)
             }
         }
         else{
+#ifdef USE_CUDA
             _CudaSetDataFixedCondInt(tensor, condition, p);
+#else
+            ShowNTErrors("Please specify USE_CUDA and recompile the code");
+#endif
         }
     }
     else{