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cmake_minimum_required(VERSION 3.13.4)
project(DetectTestCompiler C CXX)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckIncludeFile)
include(CheckIncludeFileCXX)
function(write_compiler_information lang)
set(information "${CMAKE_${lang}_COMPILER}")
set(information "${information}\\;${CMAKE_${lang}_COMPILER_ID}")
set(information "${information}\\;${CMAKE_${lang}_COMPILER_VERSION}")
set(information "${information}\\;${${lang}_FLAGS}")
set(information "${information}\\;${${lang}_HAS_TSAN_FLAG}")
set(information "${information}\\;${${lang}_HAS_OMIT_FRAME_POINTER}")
set(information "${information}\\;${${lang}_HAS_OMP_H}")
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/${lang}CompilerInformation.txt ${information})
endfunction(write_compiler_information)
find_package(OpenMP)
if (NOT OpenMP_Found)
set(OpenMP_C_FLAGS "-fopenmp")
set(OpenMP_CXX_FLAGS "-fopenmp")
endif()
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
set(THREADS_PREFER_PTHREAD_FLAG TRUE)
find_package(Threads REQUIRED)
set(C_FLAGS "${OpenMP_C_FLAGS} ${CMAKE_THREAD_LIBS_INIT}")
set(CXX_FLAGS "${OpenMP_CXX_FLAGS} ${CMAKE_THREAD_LIBS_INIT}")
# TODO: Implement blockaddress in GlobalISel and remove this flag!
if (CMAKE_C_COMPILER_ID STREQUAL "Clang")
check_c_compiler_flag("-fno-experimental-isel" C_HAS_EXPERIMENTAL_ISEL_FLAG)
check_cxx_compiler_flag("-fno-experimental-isel" CXX_HAS_EXPERIMENTAL_ISEL_FLAG)
macro(add_experimental_isel_flag lang)
if (${lang}_HAS_EXPERIMENTAL_ISEL_FLAG)
set(${lang}_FLAGS "-fno-experimental-isel ${${lang}_FLAGS}")
endif()
endmacro(add_experimental_isel_flag)
add_experimental_isel_flag(C)
add_experimental_isel_flag(CXX)
endif()
check_c_compiler_flag("-fno-omit-frame-pointer" C_HAS_OMIT_FRAME_POINTER)
check_cxx_compiler_flag("-fno-omit-frame-pointer" CXX_HAS_OMIT_FRAME_POINTER)
set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "-fsanitize=thread")
check_c_compiler_flag("" C_HAS_TSAN_FLAG)
check_cxx_compiler_flag("" CXX_HAS_TSAN_FLAG)
set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
# Check if omp.h header exists for the test compiler
check_include_file_cxx(omp.h CXX_HAS_OMP_H)
check_include_file(omp.h C_HAS_OMP_H)
write_compiler_information(C)
write_compiler_information(CXX)
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