92 lines
2.8 KiB
CMake
92 lines
2.8 KiB
CMake
message(STATUS "Checking for LLVM and Clang...")
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# If user provided a path to llvm-config executable use it to detect
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# LLVM Version and appropriate CMake module path
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if(NOT "${LLVM_CONFIG_PATH}" STREQUAL "")
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# Get LLVM prefix
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message(STATUS "Using llvm-config from ${LLVM_CONFIG_PATH}")
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set(LIBCLANG_LLVM_CONFIG_EXECUTABLE ${LLVM_CONFIG_PATH})
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set(LLVM_CONFIG_BINARY ${LLVM_CONFIG_PATH})
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execute_process(COMMAND ${LLVM_CONFIG_PATH} --prefix
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OUTPUT_VARIABLE LLVM_PREFIX OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(LLVM_CMAKE_DIR "${LLVM_PREFIX}/lib/cmake/llvm")
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list(APPEND CMAKE_MODULE_PATH ${LLVM_DIR})
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# Get LLVM version
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execute_process(COMMAND ${LLVM_CONFIG_PATH} --version
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OUTPUT_VARIABLE LLVM_VERSION_STR OUTPUT_STRIP_TRAILING_WHITESPACE)
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string(REGEX MATCH "^([0-9]+)\\.([0-9]+)\\.(.+)"
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GIT_VERSION_MATCH ${LLVM_VERSION_STR})
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set(LLVM_VERSION ${CMAKE_MATCH_1})
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endif()
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find_package(LLVM ${LLVM_VERSION} CONFIG REQUIRED)
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list(APPEND CMAKE_MODULE_PATH ${LLVM_CMAKE_DIR})
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include(AddLLVM)
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message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")
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message(STATUS "Using LLVMConfig.cmake from: ${LLVM_CMAKE_DIR}")
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message(STATUS "LLVM library dir: ${LLVM_LIBRARY_DIR}")
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if(MSVC)
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# LLVM_BUILD_LLVM_DYLIB is not available on Windows
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set(LINK_LLVM_SHARED NO)
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set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
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endif(MSVC)
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if(LINK_LLVM_SHARED)
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set(LIBTOOLING_LIBS clang-cpp LLVM)
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else(LINK_LLVM_SHARED)
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set(LIBTOOLING_LIBS
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clangLex
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clangFrontend
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clangSerialization
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clangDriver
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clangParse
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clangSema
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clangSupport
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clangAnalysis
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clangAST
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clangBasic
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clangEdit
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clangLex
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clangTooling
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LLVMipo
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LLVMScalarOpts
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LLVMInstCombine
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LLVMTransformUtils
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LLVMAnalysis
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LLVMTarget
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LLVMOption
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LLVMMCParser
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LLVMMC
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LLVMObject
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LLVMBitReader
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LLVMCore
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LLVMSupport)
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if(${LLVM_PACKAGE_VERSION} VERSION_LESS "15.0")
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list(REMOVE_ITEM LIBTOOLING_LIBS clangSupport)
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else()
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list(APPEND LIBTOOLING_LIBS
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LLVMWindowsDriver
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LLVMWindowsManifest)
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endif()
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if(${LLVM_PACKAGE_VERSION} VERSION_GREATER_EQUAL "16.0")
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list(APPEND LIBTOOLING_LIBS clangASTMatchers)
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endif()
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endif(LINK_LLVM_SHARED)
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if("${LIBTOOLING_LIBS}" STREQUAL "")
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message(FATAL_ERROR "Failed to find LibTooling libraries!")
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else()
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message(STATUS "Found LibTooling libraries: ${LIBTOOLING_LIBS}")
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endif()
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if(APPLE OR (LLVM_VERSION_MAJOR GREATER_EQUAL 16))
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set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES
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${CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES})
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endif()
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