fix stub error

Haonan · Haonan · commit 7f4042ec8698 · 2017-02-01T14:56:30.000-08:00
diff --git a/paddle/cuda/include/stub/hl_matrix_stub.h b/paddle/cuda/include/stub/hl_matrix_stub.h
@@ -108,6 +108,6 @@ inline void hl_matrix_collect_shared_bias(real* B_d,
                                           real scale) {}
 
 inline void hl_matrix_rotate(
-    real* mat, real* matRot, int dimM, int dimN, bool clockWise);
+    real* mat, real* matRot, int dimM, int dimN, bool clockWise) {}
 
 #endif  // HL_MATRIX_STUB_H_
