arm_compute v20.05
diff --git a/scripts/clang_tidy_rules.py b/scripts/clang_tidy_rules.py
new file mode 100755
index 0000000..a030f21
--- /dev/null
+++ b/scripts/clang_tidy_rules.py
@@ -0,0 +1,166 @@
+#!/usr/bin/env python3
+import os
+import re
+import sys
+
+def get_list_includes():
+    return "arm_compute/core/NEON/kernels/assembly " \
+           "arm_compute/core/NEON/kernels/convolution/common " \
+           "arm_compute/core/NEON/kernels/convolution/depthwise " \
+           "arm_compute/core/NEON/kernels/convolution/winograd " \
+           "include/linux include " \
+           ". " \
+           "3rdparty/include kernels".split()
+
+def get_list_flags( filename, arch):
+    assert arch in ["armv7", "aarch64"]
+    flags = ["-std=c++11"]
+    flags.append("-DARM_COMPUTE_CPP_SCHEDULER=1")
+    flags.append("-DARM_COMPUTE_CL")
+    flags.append("-DARM_COMPUTE_GC")
+    if arch == "aarch64":
+        flags.append("-DARM_COMPUTE_AARCH64_V8_2")
+    return flags
+
+def filter_files( list_files ):
+    to_check = []
+    for f in list_files:
+        if os.path.splitext(f)[1] != ".cpp":
+            continue
+        # Skip OMPScheduler as it causes problems in clang
+        if (("OMPScheduler.cpp" in f) or
+            ("CLTracePoint.cpp" in f) or
+            ("NETracePoint.cpp" in f) or
+            ("TracePoint.cpp" in f)):
+            continue
+        to_check.append(f)
+    return to_check
+
+def filter_clang_tidy_lines( lines ):
+    out = []
+    print_context=False
+    for i in range(0, len(lines)):
+        line = lines[i]
+
+        if "/arm_gemm/" in line:
+            continue
+
+        if "/convolution/" in line:
+            continue
+
+        if "/validate_examples/" in line:
+            continue
+
+        if "error:" in line:
+            if (("Version.cpp" in line and "arm_compute_version.embed" in line and "file not found" in line) or
+                ("arm_fp16.h" in line) or
+                ("omp.h" in line) or
+                ("cast from pointer to smaller type 'uintptr_t' (aka 'unsigned int') loses information" in line) or
+                ("cast from pointer to smaller type 'cl_context_properties' (aka 'int') loses information" in line) or
+                ("cast from pointer to smaller type 'std::uintptr_t' (aka 'unsigned int') loses information" in line) or
+                ("NEMath.inl" in line and "statement expression not allowed at file scope" in line) or
+                ("Utils.h" in line and "no member named 'unmap' in 'arm_compute::Tensor'" in line) or
+                ("Utils.h" in line and "no member named 'map' in 'arm_compute::Tensor'" in line) or
+                ("CPUUtils.cpp" in line and "'asm/hwcap.h' file not found" in line) or
+                "3rdparty" in line or
+                ("'arm_compute_version.embed' file not found" in line) ):
+                print_context=False
+                continue
+
+            out.append(line)
+            print_context=True
+        elif "warning:" in line:
+            if ("uninitialized record type: '__ret'" in line or
+               "local variable '__bound_functor' is still referred to by the global variable '__once_callable'" in line or
+               "assigning newly created 'gsl::owner<>'" in line or
+               "calling legacy resource function without passing a 'gsl::owner<>'" in line or
+               "deleting a pointer through a type that is not marked 'gsl::owner<>'" in line or
+               (any(f in line for f in ["Error.cpp","Error.h"]) and "thrown exception type is not nothrow copy constructible" in line) or
+               (any(f in line for f in ["Error.cpp","Error.h"]) and "uninitialized record type: 'args'" in line) or
+               (any(f in line for f in ["Error.cpp","Error.h"]) and "do not call c-style vararg functions" in line) or
+               (any(f in line for f in ["Error.cpp","Error.h"]) and "do not define a C-style variadic function" in line) or
+               ("TensorAllocator.cpp" in line and "warning: pointer parameter 'ptr' can be pointer to const" in line) or
+               ("TensorAllocator.cpp" in line and "warning: do not declare C-style arrays" in line) or
+               ("RawTensor.cpp" in line and "warning: pointer parameter 'ptr' can be pointer to const" in line) or
+               ("RawTensor.cpp" in line and "warning: do not declare C-style arrays" in line) or
+               ("GCBufferAllocator.cpp" in line and "warning: initializing non-owner" in line) or
+               ("NEMinMaxLocationKernel.cpp" in line and "move constructors should be marked noexcept" in line) or
+               ("NEMinMaxLocationKernel.cpp" in line and "move assignment operators should be marked noexcept" in line) or
+               ("CLMinMaxLocationKernel.cpp" in line and "Forming reference to null pointer" in line) or
+               ("PMUCounter.cpp" in line and "consider replacing 'long long' with 'int64'" in line) or
+               ("Validation.cpp" in line and "parameter 'classified_labels' is unused" in line) or
+               ("Validation.cpp" in line and "parameter 'expected_labels' is unused" in line) or
+               ("Reference.cpp" in line and "parameter 'rois' is unused" in line) or
+               ("Reference.cpp" in line and "parameter 'shapes' is unused" in line) or
+               ("Reference.cpp" in line and re.search(r"parameter '[^']+' is unused", line)) or
+               ("ReferenceCPP.cpp" in line and "parameter 'rois' is unused" in line) or
+               ("ReferenceCPP.cpp" in line and "parameter 'srcs' is unused" in line) or
+               ("ReferenceCPP.cpp" in line and re.search(r"parameter '[^']+' is unused", line)) or
+               ("NEGEMMMatrixMultiplyKernel.cpp" in line and "do not use C-style cast to convert between unrelated types" in line) or
+               ("NEPoolingLayerKernel.cpp" in line and "do not use C-style cast to convert between unrelated types" in line) or
+               ("NESoftmaxLayerKernel.cpp" in line and "macro argument should be enclosed in parentheses" in line) or
+               ("GraphUtils.cpp" in line and "consider replacing 'unsigned long' with 'uint32'" in line) or
+               ("GraphUtils.cpp" in line and "consider replacing 'unsigned long' with 'uint64'" in line) or
+               ("ConvolutionLayer.cpp" in line and "move assignment operators should be marked noexcept" in line) or
+               ("ConvolutionLayer.cpp" in line and "move constructors should be marked noexcept" in line) or
+               ("parameter 'memory_manager' is unused" in line) or
+               ("parameter 'memory_manager' is copied for each invocation but only used as a const reference" in line) or
+               ("DeconvolutionLayer.cpp" in line and "casting (double + 0.5) to integer leads to incorrect rounding; consider using lround" in line) or
+               ("NEWinogradLayerKernel.cpp" in line and "use '= default' to define a trivial destructor" in line) or
+               ("NEGEMMLowpMatrixMultiplyCore.cpp" in line and "constructor does not initialize these fields" in line) or
+               ("NEGEMMLowpAssemblyMatrixMultiplyCore" in line and "constructor does not initialize these fields" in line) or
+               ("CPUUtils.cpp" in line and "consider replacing 'unsigned long' with 'uint64'" in line) or
+               ("CPUUtils.cpp" in line and "parameter 'cpusv' is unused" in line) or
+               ("CPUUtils.cpp" in line and "warning: uninitialized record type" in line) or
+               ("GCKernelLibrary.cpp" in line and "warning: do not declare C-style arrays" in line) or
+               ("Utils.h" in line and "warning: Use of zero-allocated memory" in line) or
+               "3rdparty" in line):
+                print_context=False
+                continue
+
+            if "do not use C-style cast to convert between unrelated types" in line:
+                if i + 1 < len(lines) and "vgetq_lane_f16" in lines[i + 1]:
+                    print_context=False
+                    continue
+
+            if "use 'using' instead of 'typedef'" in line:
+                if i + 1 < len(lines) and "BOOST_FIXTURE_TEST_SUITE" in lines[i + 1]:
+                    print_context=False
+                    continue
+
+            if "do not call c-style vararg functions" in line:
+                if (i + 1 < len(lines) and
+                   ("BOOST_TEST" in lines[i + 1] or
+                    "BOOST_FAIL" in lines[i + 1] or
+                    "BOOST_CHECK_THROW" in lines[i + 1] or
+                    "ARM_COMPUTE_ERROR_VAR" in lines[i + 1] or
+                    "ARM_COMPUTE_RETURN_ON" in lines[i + 1] or
+                    "syscall" in lines[i + 1])):
+                        print_context=False
+                        continue
+
+            out.append(line)
+            print_context=True
+        elif (("CLMinMaxLocationKernel.cpp" in line and "'?' condition is false" in line) or
+              ("CLMinMaxLocationKernel.cpp" in line and "Assuming the condition is false" in line) or
+              ("CLMinMaxLocationKernel.cpp" in line and "Assuming pointer value is null" in line) or
+              ("CLMinMaxLocationKernel.cpp" in line and "Forming reference to null pointer" in line)):
+               print_context=False
+               continue
+        elif print_context:
+            out.append(line)
+
+    return out
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print("usage: {} CLANG-TIDY_OUTPUT_FILE".format(sys.argv[0]))
+        sys.exit(1)
+
+    errors = []
+    with open(sys.argv[1], mode="r") as clang_tidy_file:
+        lines = clang_tidy_file.readlines()
+        errors = filter_clang_tidy_lines(lines)
+        print("\n".join(errors))
+
+    sys.exit(0 if len(errors) == 0 else 1)