libcxx/test/CMakeLists.txt

   1 include(HandleLitArguments)
   2 add_subdirectory(tools)
   3
   4 # By default, libcxx and libcxxabi share a library directory.
   5 if (NOT LIBCXX_CXX_ABI_LIBRARY_PATH)
   6   set(LIBCXX_CXX_ABI_LIBRARY_PATH "${LIBCXX_LIBRARY_DIR}" CACHE PATH
   7       "The path to libc++abi library.")
   8 endif()
   9
  10 set(AUTO_GEN_COMMENT "## Autogenerated by libcxx configuration.\n# Do not edit!")
  11 set(SERIALIZED_LIT_PARAMS "# Lit parameters serialized here for llvm-lit to pick them up\n")
  12
  13 if (LIBCXX_EXECUTOR)
  14   message(DEPRECATION "LIBCXX_EXECUTOR is deprecated, please add executor=... to LIBCXX_TEST_PARAMS")
  15   serialize_lit_string_param(SERIALIZED_LIT_PARAMS executor "${LIBCXX_EXECUTOR}")
  16 endif()
  17
  18 if (NOT LIBCXX_ENABLE_EXCEPTIONS)
  19   serialize_lit_param(SERIALIZED_LIT_PARAMS enable_exceptions False)
  20 endif()
  21
  22 if (NOT LIBCXX_ENABLE_RTTI)
  23   serialize_lit_param(SERIALIZED_LIT_PARAMS enable_rtti False)
  24 endif()
  25
  26 serialize_lit_string_param(SERIALIZED_LIT_PARAMS hardening_mode "${LIBCXX_HARDENING_MODE}")
  27
  28 if (CMAKE_CXX_COMPILER_TARGET)
  29   serialize_lit_string_param(SERIALIZED_LIT_PARAMS target_triple "${CMAKE_CXX_COMPILER_TARGET}")
  30 else()
  31   serialize_lit_string_param(SERIALIZED_LIT_PARAMS target_triple "${LLVM_DEFAULT_TARGET_TRIPLE}")
  32 endif()
  33
  34 if (LLVM_USE_SANITIZER)
  35   serialize_lit_string_param(SERIALIZED_LIT_PARAMS use_sanitizer "${LLVM_USE_SANITIZER}")
  36 endif()
  37
  38 serialize_lit_params_list(SERIALIZED_LIT_PARAMS LIBCXX_TEST_PARAMS)
  39
  40 if (NOT DEFINED LIBCXX_TEST_DEPS)
  41   message(FATAL_ERROR "Expected LIBCXX_TEST_DEPS to be defined")
  42 endif()
  43
  44 if (MSVC)
  45   # Shared code for initializing some parameters used by all
  46   # llvm-libc++-*-clangcl.cfg.in test configs.
  47   set(dbg_include "")
  48
  49   if (NOT CMAKE_MSVC_RUNTIME_LIBRARY OR CMAKE_MSVC_RUNTIME_LIBRARY MATCHES "DLL$")
  50     set(fms_runtime_lib "dll")
  51     set(cxx_lib "msvcprt")
  52   else()
  53     set(fms_runtime_lib "static")
  54     set(cxx_lib "libcpmt")
  55   endif()
  56
  57   if ((NOT CMAKE_MSVC_RUNTIME_LIBRARY AND uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
  58       OR (CMAKE_MSVC_RUNTIME_LIBRARY MATCHES "Debug"))
  59     set(dbg_include " -include set_windows_crt_report_mode.h")
  60     set(fms_runtime_lib "${fms_runtime_lib}_dbg")
  61     set(cxx_lib "${cxx_lib}d")
  62   endif()
  63
  64   serialize_lit_string_param(SERIALIZED_LIT_PARAMS dbg_include "${dbg_include}")
  65   serialize_lit_string_param(SERIALIZED_LIT_PARAMS fms_runtime_lib "${fms_runtime_lib}")
  66   serialize_lit_string_param(SERIALIZED_LIT_PARAMS cxx_lib "${cxx_lib}")
  67 endif()
  68
  69 if (LIBCXX_INCLUDE_TESTS)
  70   include(AddLLVM) # for configure_lit_site_cfg and add_lit_testsuite
  71
  72   configure_file("${CMAKE_CURRENT_SOURCE_DIR}/configs/cmake-bridge.cfg.in"
  73                  "${CMAKE_CURRENT_BINARY_DIR}/cmake-bridge.cfg"
  74                  @ONLY)
  75
  76   configure_lit_site_cfg(
  77     "${LIBCXX_TEST_CONFIG}"
  78     ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
  79     MAIN_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py")
  80
  81   add_custom_target(cxx-test-depends
  82     DEPENDS cxx ${LIBCXX_TEST_DEPS}
  83     COMMENT "Builds dependencies required to run the test suite.")
  84
  85   add_lit_testsuite(check-cxx
  86     "Running libcxx tests"
  87     ${CMAKE_CURRENT_BINARY_DIR}
  88     DEPENDS cxx-test-depends)
  89
  90   if(LIBCXX_ENABLE_STD_MODULES)
  91     # Generates the modules used in the test.
  92     # Note the test will regenerate this with the proper setting
  93     # - the right DCMAKE_CXX_STANDARD
  94     # - the right test compilation flags
  95     # Since modules depend on these flags there currently is no way to
  96     # avoid generating these for the tests. The advantage of the
  97     # pre generation is that less build information needs to be shared
  98     # in the bridge.
  99     add_custom_command(
 100         OUTPUT "${CMAKE_BINARY_DIR}/test/__config_module__/CMakeCache.txt"
 101         COMMAND
 102         ${CMAKE_COMMAND}
 103             "-G${CMAKE_GENERATOR}"
 104             "-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}"
 105             "-B${CMAKE_BINARY_DIR}/test/__config_module__"
 106             "-H${LIBCXX_GENERATED_MODULE_DIR}"
 107             "-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}"
 108             "-DCMAKE_CXX_STANDARD=23"
 109             "-DCMAKE_EXPORT_COMPILE_COMMANDS=ON"
 110             )
 111   add_custom_target(generate-test-module-std
 112       DEPENDS "${CMAKE_BINARY_DIR}/test/__config_module__/CMakeCache.txt"
 113       COMMENT "Builds generic module std.")
 114   endif()
 115 endif()
 116
 117 if (LIBCXX_GENERATE_COVERAGE)
 118   include(CodeCoverage)
 119   set(output_dir "${CMAKE_CURRENT_BINARY_DIR}/coverage")
 120   set(capture_dirs
 121       "${LIBCXX_LIB_CMAKEFILES_DIR}/cxx_objects.dir/"
 122       "${LIBCXX_LIB_CMAKEFILES_DIR}/cxx.dir/"
 123       "${LIBCXX_LIB_CMAKEFILES_DIR}/cxx_experimental.dir/"
 124       "${CMAKE_CURRENT_BINARY_DIR}")
 125   set(extract_dirs "${LIBCXX_SOURCE_DIR}/include;${LIBCXX_SOURCE_DIR}/src")
 126   setup_lcov_test_target_coverage("cxx" "${output_dir}" "${capture_dirs}" "${extract_dirs}")
 127 endif()
 128
 129 if (LIBCXX_CONFIGURE_IDE)
 130   # Create dummy targets for each of the tests in the test suite, this allows
 131   # IDE's such as CLion to correctly highlight the tests because it knows
 132   # roughly what include paths/compile flags/macro definitions are needed.
 133   include_directories(support)
 134   file(GLOB_RECURSE LIBCXX_TESTS ${CMAKE_CURRENT_SOURCE_DIR}/*.pass.cpp)
 135   file(GLOB LIBCXX_TEST_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/support/*)
 136   file(GLOB_RECURSE LIBCXX_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/../include/*)
 137   add_executable(libcxx_test_objects EXCLUDE_FROM_ALL
 138           ${LIBCXX_TESTS} ${LIBCXX_TEST_HEADERS} ${LIBCXX_HEADERS})
 139   add_dependencies(libcxx_test_objects cxx)
 140
 141   split_list(LIBCXX_COMPILE_FLAGS)
 142   split_list(LIBCXX_LINK_FLAGS)
 143
 144   set_target_properties(libcxx_test_objects
 145           PROPERTIES
 146             COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
 147             LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
 148             EXCLUDE_FROM_ALL ON
 149   )
 150 endif()