diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9bf3746
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+compile_commands.json
diff --git a/compile_commands.json b/compile_commands.json
deleted file mode 100644
index c418282..0000000
--- a/compile_commands.json
+++ /dev/null
@@ -1,271 +0,0 @@
-[
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_LocalVariable.cpp",
-  "file": "test_LocalVariable.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Struct.cpp",
-  "file": "test_Struct.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_GlobalConstant.cpp",
-  "file": "test_GlobalConstant.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_VirtualMethod.cpp",
-  "file": "test_VirtualMethod.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Union.cpp",
-  "file": "test_Union.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_PointerParameter.cpp",
-  "file": "test_PointerParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ProtectedMethod.cpp",
-  "file": "test_ProtectedMethod.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_TypeTemplateParameter.cpp",
-  "file": "test_TypeTemplateParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_StaticConstant.cpp",
-  "file": "test_StaticConstant.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ParameterPack.cpp",
-  "file": "test_ParameterPack.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_EnumConstant.cpp",
-  "file": "test_EnumConstant.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Function.cpp",
-  "file": "test_Function.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ValueTemplateParameter.cpp",
-  "file": "test_ValueTemplateParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ClassMember.cpp",
-  "file": "test_ClassMember.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Typedef.cpp",
-  "file": "test_Typedef.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstexprVariable.cpp",
-  "file": "test_ConstexprVariable.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstantMember.cpp",
-  "file": "test_ConstantMember.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstantParameter.cpp",
-  "file": "test_ConstantParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ClassMethod.cpp",
-  "file": "test_ClassMethod.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ProtectedMember.cpp",
-  "file": "test_ProtectedMember.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ClassConstant.cpp",
-  "file": "test_ClassConstant.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_PrivateMethod.cpp",
-  "file": "test_PrivateMethod.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_InlineNamespace.cpp",
-  "file": "test_InlineNamespace.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Class.cpp",
-  "file": "test_Class.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_PublicMember.cpp",
-  "file": "test_PublicMember.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_TemplateTemplateParameter.cpp",
-  "file": "test_TemplateTemplateParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_GlobalPointer.cpp",
-  "file": "test_GlobalPointer.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_GlobalFunction.cpp",
-  "file": "test_GlobalFunction.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Enum.cpp",
-  "file": "test_Enum.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_PublicMethod.cpp",
-  "file": "test_PublicMethod.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_LocalPointer.cpp",
-  "file": "test_LocalPointer.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Namespace.cpp",
-  "file": "test_Namespace.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_AbstractClass.cpp",
-  "file": "test_AbstractClass.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_TemplateParameter.cpp",
-  "file": "test_TemplateParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_TypeAlias.cpp",
-  "file": "test_TypeAlias.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstantPointerParameter.cpp",
-  "file": "test_ConstantPointerParameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_Parameter.cpp",
-  "file": "test_Parameter.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstexprFunction.cpp",
-  "file": "test_ConstexprFunction.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_LocalConstantPointer.cpp",
-  "file": "test_LocalConstantPointer.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_LocalConstant.cpp",
-  "file": "test_LocalConstant.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_StaticVariable.cpp",
-  "file": "test_StaticVariable.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_GlobalConstantPointer.cpp",
-  "file": "test_GlobalConstantPointer.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_GlobalVariable.cpp",
-  "file": "test_GlobalVariable.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_PrivateMember.cpp",
-  "file": "test_PrivateMember.cpp"
-},
-
-{
-  "directory": "/home/a/work/proj/doc/clang-tidy2",
-  "command": "g++ -c -o /dev/null test_ConstexprMethod.cpp",
-  "file": "test_ConstexprMethod.cpp"
-}
-]
diff --git a/test_IgnoreMainLikeFunctions.cpp b/test_IgnoreMainLikeFunctions.cpp
new file mode 100644
index 0000000..b2f9976
--- /dev/null
+++ b/test_IgnoreMainLikeFunctions.cpp
@@ -0,0 +1,2 @@
+int main() {
+}