COMPMID-2177 Fix clang warnings

Change-Id: I78039db8c58d7b14a042c41e54c25fb9cb509bf7
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1092
Reviewed-by: VidhyaSudhan Loganathan <vidhyasudhan.loganathan@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/runtime/NEON/functions/NEPadLayer.h b/arm_compute/runtime/NEON/functions/NEPadLayer.h
index 78dbc1f..67f68b8 100644
--- a/arm_compute/runtime/NEON/functions/NEPadLayer.h
+++ b/arm_compute/runtime/NEON/functions/NEPadLayer.h
@@ -92,16 +92,16 @@
     void configure_reflect_symmetric_mode(ITensor *input, ITensor *output);
 
 private:
-    NECopyKernel                          _copy_kernel;
-    PaddingMode                           _mode;
-    PaddingList                           _padding;
-    NEMemsetKernel                        _memset_kernel;
-    uint32_t                              _num_dimensions;
-    std::unique_ptr<NEStridedSlice[]>     _slice_functions;
-    std::unique_ptr<NEConcatenateLayer[]> _concat_functions;
-    std::unique_ptr<Tensor[]>             _slice_results;
-    std::unique_ptr<Tensor[]>             _concat_results;
-    SubTensor                             _output_subtensor;
+    NECopyKernel                    _copy_kernel;
+    PaddingMode                     _mode;
+    PaddingList                     _padding;
+    NEMemsetKernel                  _memset_kernel;
+    uint32_t                        _num_dimensions;
+    std::vector<NEStridedSlice>     _slice_functions;
+    std::vector<NEConcatenateLayer> _concat_functions;
+    std::vector<Tensor>             _slice_results;
+    std::vector<Tensor>             _concat_results;
+    SubTensor                       _output_subtensor;
 };
 } // namespace arm_compute
 #endif /*__ARM_COMPUTE_NEPADLAYER_H__ */