disable mkldnn fuse on ocr test

paddle/fluid/inference/tests/api/analyzer_vis_tester.cc

@@ -62,7 +62,12 @@ void TestVisualPrediction(bool use_mkldnn) {
   cfg._use_mkldnn = use_mkldnn;
   cfg.device = 0;
   cfg.enable_ir_optim = true;
+  // TODO(TJ): fix fusion gru
   cfg.ir_passes.push_back("fc_gru_fuse_pass");
+#ifdef PADDLE_WITH_MKLDNN
+  // disable mkldnn fuse since it should have some bugs
+  cfg.ir_passes.push_back("conv_relu_mkldnn_fuse_pass");
+#endif
   predictor =
       CreatePaddlePredictor<AnalysisConfig, PaddleEngineKind::kAnalysis>(cfg);