Update to the Clang v20.1.7 version of the main

Also make sure we build only the plugin, since the upstream
clang now supports loading clang-tidy plugins via the -load
option.

Author: ktf

CMakeLists.txt

@@ -1,62 +1,34 @@
 cmake_minimum_required(VERSION 3.4.3)
 enable_testing()
 
-if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
-  # require at least gcc 12.0 !!
-  if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 12.0)
-    message(FATAL_ERROR "GCC version must be at least 12.0!")
-  endif()
-endif()
-
-
-if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR )
-  project(O2CodeChecker)
-
-
-  # find clang + llvm
-  find_package(Clang REQUIRED CONFIG)
-
-  if( LLVM_FOUND )
-    list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
-    include(AddLLVM)
+project(O2CodeChecker)
 
-    # set the compiler flags to match llvm
-    include(HandleLLVMOptions)
-  endif()
+# find clang + llvm
+find_package(Clang REQUIRED CONFIG)
 
-  # Make sure that our source directory is on the current cmake module path so that
-  # we can include cmake files from this directory.
-  list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
+if( LLVM_FOUND )
+  list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
+  include(AddLLVM)
 
-  # include Clang macros (unfortunately they are not part of the cmake installation)
-  include(AddClang)
+  # set the compiler flags to match llvm
+  include(HandleLLVMOptions)
+endif()
 
-  # add include directories
-  include_directories(${LLVM_INCLUDE_DIRS})
+# Make sure that our source directory is on the current cmake module path so that
+# we can include cmake files from this directory.
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
 
-set(LLVM_LINK_COMPONENTS
-  Support
-  )
+# include Clang macros (unfortunately they are not part of the cmake installation)
+include(AddClang)
 
 # the main executable
 add_subdirectory(tool)
 
 # the specific aliceO2 checker code
 add_subdirectory(aliceO2)
-# the specific reporting tools code
-add_subdirectory(reporting)
-
-# plugin
-add_subdirectory(plugin)
 
 # for testing
 add_subdirectory(test)
 
 # some extra utilities
 add_subdirectory(utility)
-
-string(REPLACE "." ";" LLVM_PACKAGE_VERSION_LIST ${LLVM_PACKAGE_VERSION})
-list(GET LLVM_PACKAGE_VERSION_LIST 0 LLVM_PACKAGE_VERSION_MAJOR)
-install(FILES omp.h DESTINATION lib/clang/${LLVM_PACKAGE_VERSION_MAJOR}/include)
-
-endif()

FileExtensionsSet.h

@@ -1,17 +1,16 @@
-set(LLVM_LINK_COMPONENTS support)
+add_library(clangTidyAliceO2Module MODULE "")
+target_compile_options(clangTidyAliceO2Module PRIVATE -fno-rtti)
+target_include_directories(clangTidyAliceO2Module
+  PRIVATE
+  ${CLANG_INCLUDE_DIRS}
+  ${LLVM_INCLUDE_DIRS}
+)
 
-add_clang_library(clangTidyAliceO2Module
-  AliceO2TidyModule.cpp
-  MemberNamesCheck.cpp
-  NamespaceNamingCheck.cpp
-  SizeofCheck.cpp
-
-  LINK_LIBS
-  clangAST
-  clangASTMatchers
-  clangBasic
-  clangLex
-  clangTidy
-  clangTidyUtils
-  clangTooling
-  )
+target_sources(clangTidyAliceO2Module
+  PRIVATE 
+  ${CMAKE_CURRENT_LIST_DIR}/AliceO2TidyModule.cpp
+  ${CMAKE_CURRENT_LIST_DIR}/MemberNamesCheck.cpp
+  ${CMAKE_CURRENT_LIST_DIR}/NamespaceNamingCheck.cpp
+  ${CMAKE_CURRENT_LIST_DIR}/SizeofCheck.cpp
+)
+install(TARGETS clangTidyAliceO2Module LIBRARY DESTINATION lib)