COMPMID-2177 Fix clang warnings

Change-Id: I4beacfd714ee3ed771fd174cce5d8009a2961380
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1065
Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/NEON/Convolution.cpp b/tests/validation/NEON/Convolution.cpp
index 3a9f29c..b942ddc 100644
--- a/tests/validation/NEON/Convolution.cpp
+++ b/tests/validation/NEON/Convolution.cpp
@@ -66,14 +66,14 @@
     Tensor dst = create_tensor<Tensor>(shape, output_data_type);
 
     // Create conv matrix
-    int16_t conv[9] = {};
+    std::array<int16_t, 9> conv = { 0 };
 
     ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
     ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
 
     // Create and configure function
     NEConvolution3x3 convolution;
-    convolution.configure(&src, &dst, conv, 0, border_mode);
+    convolution.configure(&src, &dst, conv.data(), 0, border_mode);
 
     // Validate valid region
     const ValidRegion dst_valid_region = shape_to_valid_region(shape, (border_mode == BorderMode::UNDEFINED), BorderSize(filter_size / 2));
@@ -134,14 +134,14 @@
     Tensor dst = create_tensor<Tensor>(shape, output_data_type);
 
     // Create conv matrix
-    int16_t conv[25] = {};
+    std::array<int16_t, 25> conv = { 0 };
 
     ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
     ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
 
     // Create and configure function
     NEConvolution5x5 convolution;
-    convolution.configure(&src, &dst, conv, 0, border_mode);
+    convolution.configure(&src, &dst, conv.data(), 0, border_mode);
 
     // Validate valid region
     const ValidRegion dst_valid_region = shape_to_valid_region(shape, (border_mode == BorderMode::UNDEFINED), BorderSize(filter_size / 2));
@@ -202,14 +202,14 @@
     Tensor dst = create_tensor<Tensor>(shape, output_data_type);
 
     // Create conv matrix
-    int16_t conv[49] = {};
+    std::array<int16_t, 49> conv = { 0 };
 
     ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
     ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
 
     // Create and configure function
     NEConvolution7x7 convolution;
-    convolution.configure(&src, &dst, conv, 0, border_mode);
+    convolution.configure(&src, &dst, conv.data(), 0, border_mode);
 
     // Validate valid region
     const ValidRegion dst_valid_region = shape_to_valid_region(shape, (border_mode == BorderMode::UNDEFINED), BorderSize(filter_size / 2));
@@ -270,14 +270,14 @@
     Tensor dst = create_tensor<Tensor>(shape, output_data_type);
 
     // Create conv matrix
-    int16_t conv[81] = {};
+    std::array<int16_t, 81> conv = { 0 };
 
     ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
     ARM_COMPUTE_EXPECT(dst.info()->is_resizable(), framework::LogLevel::ERRORS);
 
     // Create and configure function
     NEConvolution9x9 convolution;
-    convolution.configure(&src, &dst, conv, 0, border_mode);
+    convolution.configure(&src, &dst, conv.data(), 0, border_mode);
 
     // Validate valid region
     const ValidRegion dst_valid_region = shape_to_valid_region(shape, (border_mode == BorderMode::UNDEFINED), BorderSize(filter_size / 2));