blob: e7d11066c071e8c584c7a09e5b8fe052afa09122 [file] [log] [blame]
set(LIBCXX_LIB_CMAKEFILES_DIR "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}" PARENT_SCOPE)
# Get sources
set(LIBCXX_SOURCES
algorithm.cpp
any.cpp
bind.cpp
charconv.cpp
chrono.cpp
condition_variable.cpp
condition_variable_destructor.cpp
debug.cpp
exception.cpp
functional.cpp
future.cpp
hash.cpp
include/apple_availability.h
include/atomic_support.h
include/config_elast.h
include/refstring.h
ios.cpp
iostream.cpp
locale.cpp
memory.cpp
mutex.cpp
mutex_destructor.cpp
new.cpp
optional.cpp
random.cpp
regex.cpp
shared_mutex.cpp
stdexcept.cpp
string.cpp
strstream.cpp
support/runtime/exception_fallback.ipp
support/runtime/exception_glibcxx.ipp
support/runtime/exception_libcxxabi.ipp
support/runtime/exception_libcxxrt.ipp
support/runtime/exception_msvc.ipp
support/runtime/exception_pointer_cxxabi.ipp
support/runtime/exception_pointer_glibcxx.ipp
support/runtime/exception_pointer_msvc.ipp
support/runtime/exception_pointer_unimplemented.ipp
support/runtime/new_handler_fallback.ipp
support/runtime/stdexcept_default.ipp
support/runtime/stdexcept_vcruntime.ipp
system_error.cpp
thread.cpp
typeinfo.cpp
utility.cpp
valarray.cpp
variant.cpp
vector.cpp
)
if(WIN32)
list(APPEND LIBCXX_SOURCES
support/win32/locale_win32.cpp
support/win32/support.cpp
support/win32/thread_win32.cpp
)
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "SunOS")
list(APPEND LIBCXX_SOURCES
support/solaris/mbsnrtowcs.inc
support/solaris/wcsnrtombs.inc
support/solaris/xlocale.cpp
)
endif()
if (LIBCXX_ENABLE_FILESYSTEM)
list(APPEND LIBCXX_SOURCES
filesystem/filesystem_common.h
filesystem/operations.cpp
filesystem/directory_iterator.cpp
)
# Filesystem uses __int128_t, which requires a definition of __muloi4 when
# compiled with UBSAN. This definition is not provided by libgcc_s, but is
# provided by compiler-rt. So we need to disable it to avoid having multiple
# definitions. See filesystem/int128_builtins.cpp.
if (NOT LIBCXX_USE_COMPILER_RT)
list(APPEND LIBCXX_SOURCES
filesystem/int128_builtins.cpp
)
endif()
endif()
# Add all the headers to the project for IDEs.
if (LIBCXX_CONFIGURE_IDE)
file(GLOB_RECURSE LIBCXX_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/../include/*)
if(WIN32)
file( GLOB LIBCXX_WIN32_HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/../include/support/win32/*.h)
list(APPEND LIBCXX_HEADERS ${LIBCXX_WIN32_HEADERS})
endif()
# Force them all into the headers dir on MSVC, otherwise they end up at
# project scope because they don't have extensions.
if (MSVC_IDE)
source_group("Header Files" FILES ${LIBCXX_HEADERS})
endif()
endif()
if(NOT LIBCXX_INSTALL_LIBRARY)
set(exclude_from_all EXCLUDE_FROM_ALL)
endif()
# If LIBCXX_CXX_ABI_LIBRARY_PATH is defined we want to add it to the search path.
add_link_flags_if(LIBCXX_CXX_ABI_LIBRARY_PATH
"${CMAKE_LIBRARY_PATH_FLAG}${LIBCXX_CXX_ABI_LIBRARY_PATH}")
if (LIBCXX_GENERATE_COVERAGE AND NOT LIBCXX_COVERAGE_LIBRARY)
find_compiler_rt_library(profile LIBCXX_COVERAGE_LIBRARY)
endif()
add_library_flags_if(LIBCXX_COVERAGE_LIBRARY "${LIBCXX_COVERAGE_LIBRARY}")
if (APPLE AND LLVM_USE_SANITIZER)
if (("${LLVM_USE_SANITIZER}" STREQUAL "Address") OR
("${LLVM_USE_SANITIZER}" STREQUAL "Address;Undefined") OR
("${LLVM_USE_SANITIZER}" STREQUAL "Undefined;Address"))
set(LIBFILE "libclang_rt.asan_osx_dynamic.dylib")
elseif("${LLVM_USE_SANITIZER}" STREQUAL "Undefined")
set(LIBFILE "libclang_rt.ubsan_osx_dynamic.dylib")
elseif("${LLVM_USE_SANITIZER}" STREQUAL "Thread")
set(LIBFILE "libclang_rt.tsan_osx_dynamic.dylib")
else()
message(WARNING "LLVM_USE_SANITIZER=${LLVM_USE_SANITIZER} is not supported on OS X")
endif()
if (LIBFILE)
find_compiler_rt_dir(LIBDIR)
if (NOT IS_DIRECTORY "${LIBDIR}")
message(FATAL_ERROR "Cannot find compiler-rt directory on OS X required for LLVM_USE_SANITIZER")
endif()
set(LIBCXX_SANITIZER_LIBRARY "${LIBDIR}/${LIBFILE}")
set(LIBCXX_SANITIZER_LIBRARY "${LIBCXX_SANITIZER_LIBRARY}" PARENT_SCOPE)
message(STATUS "Manually linking compiler-rt library: ${LIBCXX_SANITIZER_LIBRARY}")
add_library_flags("${LIBCXX_SANITIZER_LIBRARY}")
add_link_flags("-Wl,-rpath,${LIBDIR}")
endif()
endif()
function(cxx_link_system_libraries target)
target_add_link_flags_if_supported(${target} PRIVATE "-nodefaultlibs")
target_add_compile_flags_if_supported(${target} PRIVATE "/Zl")
target_add_link_flags_if_supported(${target} PRIVATE "/nodefaultlib")
if (LIBCXX_HAS_SYSTEM_LIB)
target_link_libraries(${target} PUBLIC System)
endif()
if (LIBCXX_HAS_PTHREAD_LIB)
target_link_libraries(${target} PUBLIC pthread)
endif()
if (LIBCXX_HAS_C_LIB)
target_link_libraries(${target} PUBLIC c)
endif()
if (LIBCXX_HAS_M_LIB)
target_link_libraries(${target} PUBLIC m)
endif()
if (LIBCXX_HAS_RT_LIB)
target_link_libraries(${target} PUBLIC rt)
endif()
if (LIBCXX_USE_COMPILER_RT)
find_compiler_rt_library(builtins LIBCXX_BUILTINS_LIBRARY)
if (LIBCXX_BUILTINS_LIBRARY)
target_link_libraries(${target} PUBLIC "${LIBCXX_BUILTINS_LIBRARY}")
endif()
elseif (LIBCXX_HAS_GCC_S_LIB)
target_link_libraries(${target} PUBLIC gcc_s)
endif()
if (LIBCXX_HAVE_CXX_ATOMICS_WITH_LIB)
target_link_libraries(${target} PUBLIC atomic)
endif()
if (MINGW)
target_link_libraries(${target} PUBLIC "${MINGW_LIBRARIES}")
endif()
if (LIBCXX_TARGETING_MSVC)
if (LIBCXX_DEBUG_BUILD)
set(LIB_SUFFIX "d")
else()
set(LIB_SUFFIX "")
endif()
target_link_libraries(${target} PUBLIC ucrt${LIB_SUFFIX}) # Universal C runtime
target_link_libraries(${target} PUBLIC vcruntime${LIB_SUFFIX}) # C++ runtime
target_link_libraries(${target} PUBLIC msvcrt${LIB_SUFFIX}) # C runtime startup files
target_link_libraries(${target} PUBLIC msvcprt${LIB_SUFFIX}) # C++ standard library. Required for exception_ptr internals.
# Required for standards-complaint wide character formatting functions
# (e.g. `printfw`/`scanfw`)
target_link_libraries(${target} PUBLIC iso_stdio_wide_specifiers)
endif()
endfunction()
find_package(ParallelSTL QUIET)
if (LIBCXX_ENABLE_PARALLEL_ALGORITHMS AND NOT TARGET pstl::ParallelSTL)
message(FATAL_ERROR "Could not find ParallelSTL")
endif()
function(cxx_set_common_defines name)
if(LIBCXX_CXX_ABI_HEADER_TARGET)
add_dependencies(${name} ${LIBCXX_CXX_ABI_HEADER_TARGET})
endif()
if(WIN32 AND NOT MINGW)
target_compile_definitions(${name}
PRIVATE
# Ignore the -MSC_VER mismatch, as we may build
# with a different compatibility version.
_ALLOW_MSC_VER_MISMATCH
# Don't check the msvcprt iterator debug levels
# as we will define the iterator types; libc++
# uses a different macro to identify the debug
# level.
_ALLOW_ITERATOR_DEBUG_LEVEL_MISMATCH
# We are building the c++ runtime, don't pull in
# msvcprt.
_CRTBLD
# Don't warn on the use of "deprecated"
# "insecure" functions which are standards
# specified.
_CRT_SECURE_NO_WARNINGS
# Use the ISO conforming behaviour for conversion
# in printf, scanf.
_CRT_STDIO_ISO_WIDE_SPECIFIERS)
endif()
if (LIBCXX_ENABLE_PARALLEL_ALGORITHMS)
target_link_libraries(${name} PUBLIC pstl::ParallelSTL)
endif()
endfunction()
split_list(LIBCXX_COMPILE_FLAGS)
split_list(LIBCXX_LINK_FLAGS)
# Build the shared library.
if (LIBCXX_ENABLE_SHARED)
add_library(cxx_shared SHARED ${exclude_from_all} ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
if(COMMAND llvm_setup_rpath)
llvm_setup_rpath(cxx_shared)
endif()
cxx_link_system_libraries(cxx_shared)
target_link_libraries(cxx_shared PRIVATE ${LIBCXX_LIBRARIES})
set_target_properties(cxx_shared
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
OUTPUT_NAME "c++"
VERSION "${LIBCXX_ABI_VERSION}.0"
SOVERSION "${LIBCXX_ABI_VERSION}"
DEFINE_SYMBOL ""
)
cxx_set_common_defines(cxx_shared)
# Link against LLVM libunwind
if (LIBCXXABI_USE_LLVM_UNWINDER)
if (NOT LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_SHARED_LIBRARY AND (TARGET unwind_shared OR HAVE_LIBUNWIND))
target_link_libraries(cxx_shared PUBLIC unwind_shared)
list(APPEND LIBCXX_INTERFACE_LIBRARIES unwind_shared) # For the linker script
elseif (LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_SHARED_LIBRARY AND (TARGET unwind_static OR HAVE_LIBUNWIND))
# libunwind is already included in libc++abi
else()
target_link_libraries(cxx_shared PRIVATE unwind)
list(APPEND LIBCXX_INTERFACE_LIBRARIES unwind) # For the linker script
endif()
endif()
# Link against libc++abi
if (LIBCXX_STATICALLY_LINK_ABI_IN_SHARED_LIBRARY)
if (APPLE)
target_link_libraries(cxx_shared PRIVATE "-Wl,-force_load" "${LIBCXX_CXX_STATIC_ABI_LIBRARY}")
else()
target_link_libraries(cxx_shared PRIVATE "-Wl,--whole-archive,-Bstatic" "${LIBCXX_CXX_STATIC_ABI_LIBRARY}" "-Wl,-Bdynamic,--no-whole-archive")
endif()
else()
target_link_libraries(cxx_shared PUBLIC "${LIBCXX_CXX_SHARED_ABI_LIBRARY}")
list(APPEND LIBCXX_INTERFACE_LIBRARIES "${LIBCXX_CXX_SHARED_ABI_LIBRARY}") # For the linker script
endif()
# Maybe re-export symbols from libc++abi
if (APPLE AND (LIBCXX_CXX_ABI_LIBNAME STREQUAL "libcxxabi" OR
LIBCXX_CXX_ABI_LIBNAME STREQUAL "default")
AND NOT DEFINED LIBCXX_OSX_REEXPORT_LIBCXXABI_SYMBOLS)
set(LIBCXX_OSX_REEXPORT_LIBCXXABI_SYMBOLS ON)
endif()
if (LIBCXX_OSX_REEXPORT_LIBCXXABI_SYMBOLS)
if ("${CMAKE_OSX_ARCHITECTURES}" MATCHES "^(armv6|armv7|armv7s)$")
set(RE_EXPORT_LIST "${CMAKE_CURRENT_SOURCE_DIR}/../lib/libc++sjlj-abi.v${LIBCXX_LIBCPPABI_VERSION}.exp")
else()
set(RE_EXPORT_LIST "${CMAKE_CURRENT_SOURCE_DIR}/../lib/libc++abi.v${LIBCXX_LIBCPPABI_VERSION}.exp")
endif()
target_link_libraries(cxx_shared PRIVATE
"-Wl,-unexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/libc++unexp.exp"
"-Wl,-reexported_symbols_list,${RE_EXPORT_LIST}"
"-Wl,-force_symbols_not_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/notweak.exp"
"-Wl,-force_symbols_weak_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/weak.exp")
if (NOT LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS)
target_link_libraries(cxx_shared PRIVATE "-Wl,-reexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/../lib/libc++abi-new-delete.exp")
endif()
endif()
# Generate a linker script in place of a libc++.so symlink. Rerun this command
# after cxx builds.
if (LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
# Get the name of the ABI library and handle the case where CXXABI_LIBNAME
# is a target name and not a library. Ex cxxabi_shared.
set(LIBCXX_INTERFACE_LIBRARY_NAMES)
foreach(lib ${LIBCXX_INTERFACE_LIBRARIES})
# FIXME: Handle cxxabi_static and unwind_static.
if (TARGET ${lib} OR
(${lib} MATCHES "cxxabi(_static|_shared)?" AND HAVE_LIBCXXABI) OR
(${lib} MATCHES "unwind(_static|_shared)?" AND HAVE_LIBUNWIND))
list(APPEND LIBCXX_INTERFACE_LIBRARY_NAMES "$<TARGET_PROPERTY:${lib},OUTPUT_NAME>")
else()
list(APPEND LIBCXX_INTERFACE_LIBRARY_NAMES "${lib}")
endif()
endforeach()
add_custom_command(TARGET cxx_shared POST_BUILD
COMMAND
${PYTHON_EXECUTABLE} ${LIBCXX_SOURCE_DIR}/utils/gen_link_script.py
ARGS
--input "$<TARGET_SONAME_FILE:cxx_shared>"
--output "$<TARGET_LINKER_FILE:cxx_shared>"
${LIBCXX_INTERFACE_LIBRARY_NAMES}
WORKING_DIRECTORY ${LIBCXX_BUILD_DIR}
)
endif()
list(APPEND LIBCXX_BUILD_TARGETS "cxx_shared")
if(WIN32 AND NOT MINGW AND NOT "${CMAKE_HOST_SYSTEM_NAME}" STREQUAL "Windows")
# Since we most likely do not have a mt.exe replacement, disable the
# manifest bundling. This allows a normal cmake invocation to pass which
# will attempt to use the manifest tool to generate the bundled manifest
set_target_properties(cxx_shared PROPERTIES
APPEND_STRING PROPERTY LINK_FLAGS " /MANIFEST:NO")
endif()
endif()
# Build the static library.
if (LIBCXX_ENABLE_STATIC)
add_library(cxx_static STATIC ${exclude_from_all} ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
cxx_link_system_libraries(cxx_static)
target_link_libraries(cxx_static PRIVATE ${LIBCXX_LIBRARIES})
set(CMAKE_STATIC_LIBRARY_PREFIX "lib")
set_target_properties(cxx_static
PROPERTIES
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
OUTPUT_NAME "c++"
)
cxx_set_common_defines(cxx_static)
if (LIBCXX_HERMETIC_STATIC_LIBRARY)
append_flags_if_supported(CXX_STATIC_LIBRARY_FLAGS -fvisibility=hidden)
# If the hermetic library doesn't define the operator new/delete functions
# then its code shouldn't declare them with hidden visibility. They might
# actually be provided by a shared library at link time.
if (LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS)
append_flags_if_supported(CXX_STATIC_LIBRARY_FLAGS -fvisibility-global-new-delete-hidden)
endif()
target_compile_options(cxx_static PRIVATE ${CXX_STATIC_LIBRARY_FLAGS})
target_compile_definitions(cxx_static PRIVATE _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS)
endif()
list(APPEND LIBCXX_BUILD_TARGETS "cxx_static")
# Attempt to merge the libc++.a archive and the ABI library archive into one.
if (LIBCXX_STATICALLY_LINK_ABI_IN_STATIC_LIBRARY)
set(MERGE_ARCHIVES_SEARCH_PATHS "")
if (LIBCXX_CXX_ABI_LIBRARY_PATH)
set(MERGE_ARCHIVES_SEARCH_PATHS "-L${LIBCXX_CXX_ABI_LIBRARY_PATH}")
endif()
if (TARGET "${LIBCXX_CXX_STATIC_ABI_LIBRARY}" OR HAVE_LIBCXXABI)
set(MERGE_ARCHIVES_ABI_TARGET "$<TARGET_LINKER_FILE:${LIBCXX_CXX_STATIC_ABI_LIBRARY}>")
else()
set(MERGE_ARCHIVES_ABI_TARGET
"${CMAKE_STATIC_LIBRARY_PREFIX}${LIBCXX_CXX_STATIC_ABI_LIBRARY}${CMAKE_STATIC_LIBRARY_SUFFIX}")
endif()
if (APPLE)
set(MERGE_ARCHIVES_LIBTOOL "--use-libtool" "--libtool" "${CMAKE_LIBTOOL}")
endif()
add_custom_command(TARGET cxx_static POST_BUILD
COMMAND
${PYTHON_EXECUTABLE} ${LIBCXX_SOURCE_DIR}/utils/merge_archives.py
ARGS
-o $<TARGET_LINKER_FILE:cxx_static>
--ar "${CMAKE_AR}"
${MERGE_ARCHIVES_LIBTOOL}
"$<TARGET_LINKER_FILE:cxx_static>"
"${MERGE_ARCHIVES_ABI_TARGET}"
"${MERGE_ARCHIVES_SEARCH_PATHS}"
WORKING_DIRECTORY ${LIBCXX_BUILD_DIR}
)
endif()
endif()
# Add a meta-target for both libraries.
add_custom_target(cxx DEPENDS cxx-headers ${LIBCXX_BUILD_TARGETS})
if (LIBCXX_ENABLE_EXPERIMENTAL_LIBRARY)
set(LIBCXX_EXPERIMENTAL_SOURCES
experimental/memory_resource.cpp
)
add_library(cxx_experimental STATIC ${LIBCXX_EXPERIMENTAL_SOURCES})
if (LIBCXX_ENABLE_SHARED)
target_link_libraries(cxx_experimental cxx_shared)
else()
target_link_libraries(cxx_experimental cxx_static)
endif()
set(experimental_flags "${LIBCXX_COMPILE_FLAGS}")
check_flag_supported(-std=c++14)
if (NOT MSVC AND LIBCXX_SUPPORTS_STD_EQ_CXX14_FLAG)
string(REPLACE "-std=c++11" "-std=c++14" experimental_flags "${LIBCXX_COMPILE_FLAGS}")
endif()
set_target_properties(cxx_experimental
PROPERTIES
COMPILE_FLAGS "${experimental_flags}"
OUTPUT_NAME "c++experimental"
)
endif()
if (LIBCXX_BUILD_EXTERNAL_THREAD_LIBRARY)
file(GLOB LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES ../test/support/external_threads.cpp)
if (LIBCXX_ENABLE_SHARED)
add_library(cxx_external_threads SHARED ${LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES})
else()
add_library(cxx_external_threads STATIC ${LIBCXX_EXTERNAL_THREADING_SUPPORT_SOURCES})
endif()
set_target_properties(cxx_external_threads
PROPERTIES
LINK_FLAGS "${LIBCXX_LINK_FLAGS}"
COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}"
OUTPUT_NAME "c++external_threads"
)
endif()
if (LIBCXX_INSTALL_LIBRARY)
if (LIBCXX_INSTALL_SHARED_LIBRARY)
install(TARGETS cxx_shared
ARCHIVE DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
LIBRARY DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_PREFIX}bin COMPONENT cxx)
endif()
if (LIBCXX_INSTALL_STATIC_LIBRARY)
install(TARGETS cxx_static
ARCHIVE DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
LIBRARY DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_PREFIX}bin COMPONENT cxx)
endif()
if(LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY)
install(TARGETS ${LIBCXX_INSTALL_TARGETS} ${experimental_lib}
LIBRARY DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
ARCHIVE DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR} COMPONENT cxx
RUNTIME DESTINATION ${LIBCXX_INSTALL_PREFIX}bin COMPONENT cxx)
endif()
# NOTE: This install command must go after the cxx install command otherwise
# it will not be executed after the library symlinks are installed.
if (LIBCXX_ENABLE_SHARED AND LIBCXX_ENABLE_ABI_LINKER_SCRIPT)
# Replace the libc++ filename with $<TARGET_LINKER_FILE:cxx>
# after we required CMake 3.0.
install(FILES "${LIBCXX_LIBRARY_DIR}/libc++${CMAKE_SHARED_LIBRARY_SUFFIX}"
DESTINATION ${LIBCXX_INSTALL_PREFIX}${LIBCXX_INSTALL_LIBRARY_DIR}
COMPONENT libcxx)
endif()
endif()
if (NOT CMAKE_CONFIGURATION_TYPES AND (LIBCXX_INSTALL_LIBRARY OR
LIBCXX_INSTALL_HEADERS))
if(LIBCXX_INSTALL_LIBRARY)
set(lib_install_target cxx)
endif()
if (LIBCXX_INSTALL_EXPERIMENTAL_LIBRARY)
set(experimental_lib_install_target cxx_experimental)
endif()
if(LIBCXX_INSTALL_HEADERS)
set(header_install_target install-cxx-headers)
endif()
add_custom_target(install-cxx
DEPENDS ${lib_install_target}
${experimental_lib_install_target}
${header_install_target}
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxx
-P "${LIBCXX_BINARY_DIR}/cmake_install.cmake")
add_custom_target(install-cxx-stripped
DEPENDS ${lib_install_target}
${experimental_lib_install_target}
${header_install_target}
COMMAND "${CMAKE_COMMAND}"
-DCMAKE_INSTALL_COMPONENT=cxx
-DCMAKE_INSTALL_DO_STRIP=1
-P "${LIBCXX_BINARY_DIR}/cmake_install.cmake")
add_custom_target(install-libcxx DEPENDS install-cxx)
endif()