for debug

source/XTensor.cpp

@@ -439,7 +439,8 @@ void XTensor::SetDataRand(DTYPE lower, DTYPE upper)
     if (dataType == X_FLOAT) {
         d = new float[unitNum];
         for (int i = 0; i < unitNum; i++) {
-            *((float*)d + i) = lower + upper * (float)rand() / RAND_MAX;
+            DTYPE value = lower + upper * (float)rand() / RAND_MAX;
+            *((float*)d + i) = value;
         }
     }
     else if (dataType == X_DOUBLE) {