delete gather_ut skip_case (#39657)

* delete gather_ut skip_case

* add trt version limit

paddle/fluid/inference/tensorrt/op_teller.cc

@@ -560,12 +560,14 @@ bool OpTeller::Tell(const framework::ir::Node* node, bool use_no_calib_int8,
                      "the pass.";
           return false;
         }
+#if !IS_TRT_VERSION_GE(7000)
         auto* x_var_desc = block->FindVar(desc.Input("X")[0]);
         const auto x_shape = x_var_desc->GetShape();
         if (x_shape.size() == 1) {
           VLOG(3) << "Gather does not support 1-dimensional input in tensorrt";
           return false;
         }
+#endif
       }
     }
 

python/paddle/fluid/tests/unittests/ir/inference/test_trt_convert_gather.py

@@ -155,7 +155,7 @@ class TrtConvertGatherTest(TrtLayerAutoScanTest):
             if self.input_num == 3:
                 return 0, 5
             else:
-                if dynamic_shape and self.axis == 0:
+                if dynamic_shape:
                     return 1, 3
                 else:
                     return 0, 4
@@ -179,9 +179,12 @@ class TrtConvertGatherTest(TrtLayerAutoScanTest):
         self.trt_param.precision = paddle_infer.PrecisionType.Float32
         yield self.create_inference_config(), generate_trt_nodes_num(True), 1e-5
         self.trt_param.precision = paddle_infer.PrecisionType.Half
-        yield self.create_inference_config(), generate_trt_nodes_num(True), 1e-5
+        yield self.create_inference_config(), generate_trt_nodes_num(True), 1e-3
 
     def add_skip_trt_case(self):
+        ver = paddle_infer.get_trt_compile_version()
+        if ver[0] * 1000 + ver[1] * 100 + ver[0] * 10 < 7000:
+
             def teller1(program_config, predictor_config):
                 if len(self.dynamic_shape.min_input_shape) != 0:
                     inputs = program_config.inputs
@@ -192,19 +195,9 @@ class TrtConvertGatherTest(TrtLayerAutoScanTest):
 
             self.add_skip_case(
                 teller1, SkipReasons.TRT_NOT_SUPPORT,
-            "Need to repair the case: trt reshape out failed for dynamic shape mode when inputs' dims==1."
+                "Need to repair the case: trt reshape out failed for dynamic shape mode when inputs' dims==1. under trt7.0 "
             )
 
-        def teller2(program_config, predictor_config):
-            inputs = program_config.inputs
-            if "axis_data" in inputs.keys():
-                return True
-            return False
-
-        self.add_skip_case(
-            teller2, SkipReasons.TRT_NOT_SUPPORT,
-            "Need to repair the case: trt do not support axis tensor input.")
-
     def test(self):
         self.add_skip_trt_case()
         self.run_test()