192 lines
		
	
	
		
			7.9 KiB
		
	
	
	
		
			CMake
		
	
	
	
			
		
		
	
	
			192 lines
		
	
	
		
			7.9 KiB
		
	
	
	
		
			CMake
		
	
	
	
| # Keep track if we have all dependencies.
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| set(ENABLE_CHECK_TARGETS TRUE)
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| 
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| # Function to find required dependencies for testing.
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| function(find_standalone_test_dependencies)
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|   include(FindPythonInterp)
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| 
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|   if (NOT PYTHONINTERP_FOUND)
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|     message(STATUS "Could not find Python.")
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|     message(WARNING "The check targets will not be available!")
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|     set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
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|     return()
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|   endif()
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| 
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|   # Find executables.
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|   find_program(OPENMP_LLVM_LIT_EXECUTABLE
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|     NAMES llvm-lit lit.py lit
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|     PATHS ${OPENMP_LLVM_TOOLS_DIR})
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|   if (NOT OPENMP_LLVM_LIT_EXECUTABLE)
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|     message(STATUS "Cannot find llvm-lit.")
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|     message(STATUS "Please put llvm-lit in your PATH, set OPENMP_LLVM_LIT_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.")
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|     message(WARNING "The check targets will not be available!")
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|     set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
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|     return()
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|   endif()
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| 
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|   find_program(OPENMP_FILECHECK_EXECUTABLE
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|     NAMES FileCheck
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|     PATHS ${OPENMP_LLVM_TOOLS_DIR})
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|   if (NOT OPENMP_FILECHECK_EXECUTABLE)
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|     message(STATUS "Cannot find FileCheck.")
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|     message(STATUS "Please put FileCheck in your PATH, set OPENMP_FILECHECK_EXECUTABLE to its full path, or point OPENMP_LLVM_TOOLS_DIR to its directory.")
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|     message(WARNING "The check targets will not be available!")
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|     set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
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|     return()
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|   endif()
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| endfunction()
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| 
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| if (${OPENMP_STANDALONE_BUILD})
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|   find_standalone_test_dependencies()
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| 
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|   # Make sure we can use the console pool for recent CMake and Ninja > 1.5.
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|   if (CMAKE_VERSION VERSION_LESS 3.1.20141117)
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|     set(cmake_3_2_USES_TERMINAL)
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|   else()
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|     set(cmake_3_2_USES_TERMINAL USES_TERMINAL)
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|   endif()
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| 
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|   # Set lit arguments.
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|   set(DEFAULT_LIT_ARGS "-sv --show-unsupported --show-xfail")
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|   if (MSVC OR XCODE)
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|     set(DEFAULT_LIT_ARGS "${DEFAULT_LIT_ARGS} --no-progress-bar")
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|   endif()
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|   set(OPENMP_LIT_ARGS "${DEFAULT_LIT_ARGS}" CACHE STRING "Options for lit.")
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|   separate_arguments(OPENMP_LIT_ARGS)
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| else()
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|   set(OPENMP_FILECHECK_EXECUTABLE ${LLVM_RUNTIME_OUTPUT_INTDIR}/FileCheck)
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| endif()
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| 
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| # Macro to extract information about compiler from file. (no own scope)
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| macro(extract_test_compiler_information lang file)
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|   file(READ ${file} information)
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|   list(GET information 0 path)
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|   list(GET information 1 id)
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|   list(GET information 2 version)
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|   list(GET information 3 openmp_flags)
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| 
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|   set(OPENMP_TEST_${lang}_COMPILER_PATH ${path})
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|   set(OPENMP_TEST_${lang}_COMPILER_ID ${id})
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|   set(OPENMP_TEST_${lang}_COMPILER_VERSION ${version})
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|   set(OPENMP_TEST_${lang}_COMPILER_OPENMP_FLAGS ${openmp_flags})
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| endmacro()
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| 
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| # Function to set variables with information about the test compiler.
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| function(set_test_compiler_information dir)
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|   extract_test_compiler_information(C ${dir}/CCompilerInformation.txt)
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|   extract_test_compiler_information(CXX ${dir}/CXXCompilerInformation.txt)
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|   if (NOT("${OPENMP_TEST_C_COMPILER_ID}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_ID}" AND
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|           "${OPENMP_TEST_C_COMPILER_VERSION}" STREQUAL "${OPENMP_TEST_CXX_COMPILER_VERSION}"))
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|     message(STATUS "Test compilers for C and C++ don't match.")
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|     message(WARNING "The check targets will not be available!")
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|     set(ENABLE_CHECK_TARGETS FALSE PARENT_SCOPE)
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|   else()
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|     set(OPENMP_TEST_COMPILER_ID "${OPENMP_TEST_C_COMPILER_ID}" PARENT_SCOPE)
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|     set(OPENMP_TEST_COMPILER_VERSION "${OPENMP_TEST_C_COMPILER_VERSION}" PARENT_SCOPE)
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|     set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "${OPENMP_TEST_C_COMPILER_OPENMP_FLAGS}" PARENT_SCOPE)
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| 
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|     # Determine major version.
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|     string(REGEX MATCH "[0-9]+" major "${OPENMP_TEST_C_COMPILER_VERSION}")
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|     string(REGEX MATCH "[0-9]+\\.[0-9]+" majorminor "${OPENMP_TEST_C_COMPILER_VERSION}")
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|     set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${major}" PARENT_SCOPE)
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|     set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${majorminor}" PARENT_SCOPE)
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|   endif()
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| endfunction()
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| 
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| if (${OPENMP_STANDALONE_BUILD})
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|   # Detect compiler that should be used for testing.
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|   # We cannot use ExternalProject_Add() because its configuration runs when this
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|   # project is built which is too late for detecting the compiler...
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|   file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler)
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|   execute_process(
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|     COMMAND ${CMAKE_COMMAND} -G${CMAKE_GENERATOR} ${CMAKE_CURRENT_LIST_DIR}/DetectTestCompiler
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|       -DCMAKE_C_COMPILER=${OPENMP_TEST_C_COMPILER}
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|       -DCMAKE_CXX_COMPILER=${OPENMP_TEST_CXX_COMPILER}
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|     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler
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|     OUTPUT_VARIABLE DETECT_COMPILER_OUT
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|     ERROR_VARIABLE DETECT_COMPILER_ERR
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|     RESULT_VARIABLE DETECT_COMPILER_RESULT)
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|   if (DETECT_COMPILER_RESULT)
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|     message(STATUS "Could not detect test compilers.")
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|     message(WARNING "The check targets will not be available!")
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|     set(ENABLE_CHECK_TARGETS FALSE)
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|   else()
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|     set_test_compiler_information(${CMAKE_CURRENT_BINARY_DIR}/DetectTestCompiler)
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|   endif()
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| else()
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|   # Set the information that we know.
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|   set(OPENMP_TEST_COMPILER_ID "Clang")
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|   # Cannot use CLANG_VERSION because we are not guaranteed that this is already set.
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|   set(OPENMP_TEST_COMPILER_VERSION "${LLVM_VERSION}")
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|   set(OPENMP_TEST_COMPILER_VERSION_MAJOR "${LLVM_MAJOR_VERSION}")
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|   set(OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR "${LLVM_MAJOR_VERSION}.${LLVM_MINOR_VERSION}")
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|   # Unfortunately the top-level cmake/config-ix.cmake file mangles CMake's
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|   # CMAKE_THREAD_LIBS_INIT variable from the FindThreads package, so work
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|   # around that, until it is fixed there.
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|   if("${CMAKE_THREAD_LIBS_INIT}" STREQUAL "-lpthread")
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|     set(OPENMP_TEST_COMPILER_THREAD_FLAGS "-pthread")
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|   else()
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|     set(OPENMP_TEST_COMPILER_THREAD_FLAGS "${CMAKE_THREAD_LIBS_INIT}")
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|   endif()
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|   # TODO: Implement blockaddress in GlobalISel and remove this flag!
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|   set(OPENMP_TEST_COMPILER_OPENMP_FLAGS "-fopenmp ${OPENMP_TEST_COMPILER_THREAD_FLAGS} -fno-experimental-isel")
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| endif()
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| 
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| # Function to set compiler features for use in lit.
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| function(set_test_compiler_features)
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|   if ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "GNU")
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|     set(comp "gcc")
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|   elseif ("${OPENMP_TEST_COMPILER_ID}" STREQUAL "Intel")
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|     set(comp "icc")
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|   else()
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|     # Just use the lowercase of the compiler ID as fallback.
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|     string(TOLOWER "${OPENMP_TEST_COMPILER_ID}" comp)
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|   endif()
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|   set(OPENMP_TEST_COMPILER_FEATURES "['${comp}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION_MAJOR_MINOR}', '${comp}-${OPENMP_TEST_COMPILER_VERSION}']" PARENT_SCOPE)
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| endfunction()
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| set_test_compiler_features()
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| 
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| # Function to add a testsuite for an OpenMP runtime library.
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| function(add_openmp_testsuite target comment)
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|   if (NOT ENABLE_CHECK_TARGETS)
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|     add_custom_target(${target}
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|       COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, dependencies not found.")
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|     message(STATUS "${target} does nothing.")
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|     return()
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|   endif()
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| 
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|   cmake_parse_arguments(ARG "" "" "DEPENDS;ARGS" ${ARGN})
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|   # EXCLUDE_FROM_ALL excludes the test ${target} out of check-openmp.
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|   if (NOT EXCLUDE_FROM_ALL)
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|     # Register the testsuites and depends for the check-openmp rule.
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|     set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS})
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|     set_property(GLOBAL APPEND PROPERTY OPENMP_LIT_DEPENDS ${ARG_DEPENDS})
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|   endif()
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| 
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|   if (${OPENMP_STANDALONE_BUILD})
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|     set(LIT_ARGS ${OPENMP_LIT_ARGS} ${ARG_ARGS})
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|     add_custom_target(${target}
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|       COMMAND ${PYTHON_EXECUTABLE} ${OPENMP_LLVM_LIT_EXECUTABLE} ${LIT_ARGS} ${ARG_UNPARSED_ARGUMENTS}
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|       COMMENT ${comment}
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|       DEPENDS ${ARG_DEPENDS}
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|       ${cmake_3_2_USES_TERMINAL}
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|     )
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|   else()
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|     add_lit_testsuite(${target}
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|       ${comment}
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|       ${ARG_UNPARSED_ARGUMENTS}
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|       DEPENDS clang clang-resource-headers FileCheck ${ARG_DEPENDS}
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|       ARGS ${ARG_ARGS}
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|     )
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|   endif()
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| endfunction()
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| 
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| function(construct_check_openmp_target)
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|   get_property(OPENMP_LIT_TESTSUITES GLOBAL PROPERTY OPENMP_LIT_TESTSUITES)
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|   get_property(OPENMP_LIT_DEPENDS GLOBAL PROPERTY OPENMP_LIT_DEPENDS)
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| 
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|   # We already added the testsuites themselves, no need to do that again.
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|   set(EXCLUDE_FROM_ALL True)
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|   add_openmp_testsuite(check-openmp "Running OpenMP tests" ${OPENMP_LIT_TESTSUITES} DEPENDS ${OPENMP_LIT_DEPENDS})
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| endfunction()
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