mirror of
https://github.com/llvm/llvm-project.git
synced 2025-04-14 18:26:26 +00:00
ed155f3f23
We weren't applying the libdir subdir to header directories but this is necessary for correctness when building e.g. ASan variant. This change also updates path construction logic accross all runtimes and ensures they're consistent.
459 lines
19 KiB
CMake
459 lines
19 KiB
CMake
# See www/CMake.html for instructions on how to build libcxxabi with CMake.
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#===============================================================================
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# Setup Project
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#===============================================================================
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cmake_minimum_required(VERSION 3.20.0)
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set(LLVM_SUBPROJECT_TITLE "libc++abi")
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set(LLVM_COMMON_CMAKE_UTILS "${CMAKE_CURRENT_SOURCE_DIR}/../cmake")
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# Add path for custom modules
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list(INSERT CMAKE_MODULE_PATH 0
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules"
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"${CMAKE_CURRENT_SOURCE_DIR}/../runtimes/cmake/Modules"
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"${LLVM_COMMON_CMAKE_UTILS}"
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"${LLVM_COMMON_CMAKE_UTILS}/Modules"
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)
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set(CMAKE_FOLDER "libc++")
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set(LIBCXXABI_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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set(LIBCXXABI_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
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set(LIBCXXABI_LIBCXX_PATH "${CMAKE_CURRENT_LIST_DIR}/../libcxx" CACHE PATH
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"Specify path to libc++ source.")
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include(GNUInstallDirs)
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# Require out of source build.
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include(MacroEnsureOutOfSourceBuild)
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MACRO_ENSURE_OUT_OF_SOURCE_BUILD(
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"${PROJECT_NAME} requires an out of source build. Please create a separate
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build directory and run 'cmake /path/to/${PROJECT_NAME} [options]' there."
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)
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#===============================================================================
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# Setup CMake Options
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#===============================================================================
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include(CMakeDependentOption)
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include(HandleCompilerRT)
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# Define options.
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option(LIBCXXABI_ENABLE_EXCEPTIONS
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"Provide support for exceptions in the runtime.
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When disabled, libc++abi does not support stack unwinding and other exceptions-related features." ON)
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option(LIBCXXABI_ENABLE_ASSERTIONS "Enable assertions independent of build mode." ON)
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option(LIBCXXABI_ENABLE_PEDANTIC "Compile with pedantic enabled." OFF)
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option(LIBCXXABI_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
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option(LIBCXXABI_USE_LLVM_UNWINDER "Build and use the LLVM unwinder." ON)
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if (LIBCXXABI_USE_LLVM_UNWINDER AND NOT "libunwind" IN_LIST LLVM_ENABLE_RUNTIMES)
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message(FATAL_ERROR "LIBCXXABI_USE_LLVM_UNWINDER is set to ON, but libunwind is not specified in LLVM_ENABLE_RUNTIMES.")
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endif()
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option(LIBCXXABI_ENABLE_STATIC_UNWINDER "Statically link the LLVM unwinder." OFF)
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option(LIBCXXABI_USE_COMPILER_RT "Use compiler-rt instead of libgcc" OFF)
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option(LIBCXXABI_ENABLE_THREADS "Build with threads enabled" ON)
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option(LIBCXXABI_HAS_PTHREAD_API "Ignore auto-detection and force use of pthread API" OFF)
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option(LIBCXXABI_HAS_WIN32_THREAD_API "Ignore auto-detection and force use of win32 thread API" OFF)
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option(LIBCXXABI_HAS_EXTERNAL_THREAD_API
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"Build libc++abi with an externalized threading API.
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This option may only be set to ON when LIBCXXABI_ENABLE_THREADS=ON." OFF)
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option(LIBCXXABI_ENABLE_FORGIVING_DYNAMIC_CAST
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"Make dynamic_cast more forgiving when type_info's mistakenly have hidden \
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visibility, and thus multiple type_infos can exist for a single type. \
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When the dynamic_cast would normally fail, this option will cause the \
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library to try comparing the type_info names to see if they are equal \
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instead." OFF)
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option(LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS
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"Build libc++abi with definitions for operator new/delete. These are normally
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defined in libc++abi, but it is also possible to define them in libc++, in
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which case the definition in libc++abi should be turned off." ON)
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option(LIBCXXABI_BUILD_32_BITS "Build 32 bit multilib libc++abi. This option is not supported anymore when building the runtimes. Please specify a full triple instead." ${LLVM_BUILD_32_BITS})
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if (LIBCXXABI_BUILD_32_BITS)
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message(FATAL_ERROR "LIBCXXABI_BUILD_32_BITS is not supported anymore when building the runtimes, please specify a full triple instead.")
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endif()
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option(LIBCXXABI_INCLUDE_TESTS "Generate build targets for the libc++abi unit tests." ${LLVM_INCLUDE_TESTS})
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set(LIBCXXABI_LIBDIR_SUFFIX "${LLVM_LIBDIR_SUFFIX}" CACHE STRING
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"Define suffix of library directory name (32/64)")
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option(LIBCXXABI_INSTALL_HEADERS "Install the libc++abi headers." ON)
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option(LIBCXXABI_INSTALL_LIBRARY "Install the libc++abi library." ON)
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set(LIBCXXABI_SHARED_OUTPUT_NAME "c++abi" CACHE STRING "Output name for the shared libc++abi runtime library.")
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set(LIBCXXABI_STATIC_OUTPUT_NAME "c++abi" CACHE STRING "Output name for the static libc++abi runtime library.")
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set(LIBCXXABI_INSTALL_INCLUDE_DIR "${CMAKE_INSTALL_INCLUDEDIR}/c++/v1" CACHE STRING "Path to install the libc++abi headers at.")
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if(LLVM_LIBRARY_OUTPUT_INTDIR)
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set(LIBCXXABI_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
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else()
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set(LIBCXXABI_GENERATED_INCLUDE_DIR "${CMAKE_BINARY_DIR}/include/c++/v1")
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endif()
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set(LIBCXXABI_LIBCXX_LIBRARY_PATH "" CACHE PATH "The path to libc++ library.")
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set(LIBCXXABI_LIBRARY_VERSION "1.0" CACHE STRING
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"Version of libc++abi. This will be reflected in the name of the shared \
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library produced. For example, -DLIBCXXABI_LIBRARY_VERSION=x.y will \
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result in the library being named libc++abi.x.y.dylib, along with the \
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usual symlinks pointing to that.")
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# Default to building a shared library so that the default options still test
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# the libc++abi that is being built. The problem with testing a static libc++abi
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# is that libc++ will prefer a dynamic libc++abi from the system over a static
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# libc++abi from the output directory.
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option(LIBCXXABI_ENABLE_SHARED "Build libc++abi as a shared library." ON)
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option(LIBCXXABI_ENABLE_STATIC "Build libc++abi as a static library." ON)
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cmake_dependent_option(LIBCXXABI_INSTALL_STATIC_LIBRARY
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"Install the static libc++abi library." ON
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"LIBCXXABI_ENABLE_STATIC;LIBCXXABI_INSTALL_LIBRARY" OFF)
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cmake_dependent_option(LIBCXXABI_INSTALL_SHARED_LIBRARY
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"Install the shared libc++abi library." ON
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"LIBCXXABI_ENABLE_SHARED;LIBCXXABI_INSTALL_LIBRARY" OFF)
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cmake_dependent_option(LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_STATIC_LIBRARY
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"Statically link the LLVM unwinder to static library" ON
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"LIBCXXABI_ENABLE_STATIC_UNWINDER" OFF)
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cmake_dependent_option(LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_SHARED_LIBRARY
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"Statically link the LLVM unwinder to shared library" ON
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"LIBCXXABI_ENABLE_STATIC_UNWINDER" OFF)
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option(LIBCXXABI_BAREMETAL "Build libc++abi for baremetal targets." OFF)
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# The default terminate handler attempts to demangle uncaught exceptions, which
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# causes extra I/O and demangling code to be pulled in.
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option(LIBCXXABI_SILENT_TERMINATE "Set this to make the terminate handler default to a silent alternative" OFF)
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option(LIBCXXABI_NON_DEMANGLING_TERMINATE "Set this to make the terminate handler
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avoid demangling" OFF)
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if (NOT LIBCXXABI_ENABLE_SHARED AND NOT LIBCXXABI_ENABLE_STATIC)
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message(FATAL_ERROR "libc++abi must be built as either a shared or static library.")
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endif()
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# TODO: Remove this, which shouldn't be necessary since we know we're being built
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# side-by-side with libc++.
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set(LIBCXXABI_LIBCXX_INCLUDES "" CACHE PATH
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"Specify path to libc++ includes.")
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set(LIBCXXABI_HERMETIC_STATIC_LIBRARY_DEFAULT OFF)
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if (WIN32)
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set(LIBCXXABI_HERMETIC_STATIC_LIBRARY_DEFAULT ON)
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endif()
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option(LIBCXXABI_HERMETIC_STATIC_LIBRARY
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"Do not export any symbols from the static library." ${LIBCXXABI_HERMETIC_STATIC_LIBRARY_DEFAULT})
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if(MINGW)
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set(LIBCXXABI_DEFAULT_TEST_CONFIG "llvm-libc++abi-mingw.cfg.in")
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elseif(WIN32) # clang-cl
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if (LIBCXXABI_ENABLE_SHARED)
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set(LIBCXXABI_DEFAULT_TEST_CONFIG "llvm-libc++abi-shared-clangcl.cfg.in")
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else()
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set(LIBCXXABI_DEFAULT_TEST_CONFIG "llvm-libc++abi-static-clangcl.cfg.in")
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endif()
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else()
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if (LIBCXXABI_ENABLE_SHARED)
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set(LIBCXXABI_DEFAULT_TEST_CONFIG "llvm-libc++abi-shared.cfg.in")
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else()
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set(LIBCXXABI_DEFAULT_TEST_CONFIG "llvm-libc++abi-static.cfg.in")
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endif()
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endif()
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set(LIBCXXABI_TEST_CONFIG "${LIBCXXABI_DEFAULT_TEST_CONFIG}" CACHE STRING
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"The path to the Lit testing configuration to use when running the tests.
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If a relative path is provided, it is assumed to be relative to '<monorepo>/libcxxabi/test/configs'.")
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if (NOT IS_ABSOLUTE "${LIBCXXABI_TEST_CONFIG}")
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set(LIBCXXABI_TEST_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/test/configs/${LIBCXXABI_TEST_CONFIG}")
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endif()
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message(STATUS "Using libc++abi testing configuration: ${LIBCXXABI_TEST_CONFIG}")
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set(LIBCXXABI_TEST_PARAMS "" CACHE STRING
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"A list of parameters to run the Lit test suite with.")
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#===============================================================================
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# Configure System
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#===============================================================================
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# Add path for custom modules
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set(CMAKE_MODULE_PATH
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
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"${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules"
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${CMAKE_MODULE_PATH}
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)
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set(LIBCXXABI_INSTALL_RUNTIME_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
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"Path where built libc++abi runtime libraries should be installed.")
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if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
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set(LIBCXXABI_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
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if(LIBCXXABI_LIBDIR_SUBDIR)
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string(APPEND LIBCXXABI_TARGET_SUBDIR /${LIBCXXABI_LIBDIR_SUBDIR})
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endif()
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set(LIBCXXABI_HEADER_DIR ${LLVM_BINARY_DIR})
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set(LIBCXXABI_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LIBCXXABI_TARGET_SUBDIR})
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set(LIBCXXABI_INSTALL_LIBRARY_DIR lib${LLVM_LIBDIR_SUFFIX}/${LIBCXXABI_TARGET_SUBDIR} CACHE STRING
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"Path where built libc++abi libraries should be installed.")
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unset(LIBCXXABI_TARGET_SUBDIR)
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else()
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if(LLVM_LIBRARY_OUTPUT_INTDIR)
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set(LIBCXXABI_HEADER_DIR ${LLVM_BINARY_DIR})
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set(LIBCXXABI_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
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else()
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set(LIBCXXABI_HEADER_DIR ${CMAKE_BINARY_DIR})
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set(LIBCXXABI_LIBRARY_DIR ${CMAKE_BINARY_DIR}/lib${LIBCXXABI_LIBDIR_SUFFIX})
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endif()
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set(LIBCXXABI_INSTALL_LIBRARY_DIR lib${LIBCXXABI_LIBDIR_SUFFIX} CACHE STRING
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"Path where built libc++abi libraries should be installed.")
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endif()
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LIBCXXABI_LIBRARY_DIR})
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LIBCXXABI_LIBRARY_DIR})
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LIBCXXABI_LIBRARY_DIR})
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# By default, libcxx and libcxxabi share a library directory.
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if (NOT LIBCXXABI_LIBCXX_LIBRARY_PATH)
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set(LIBCXXABI_LIBCXX_LIBRARY_PATH "${LIBCXXABI_LIBRARY_DIR}" CACHE PATH
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"The path to libc++ library." FORCE)
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endif()
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# Declare libc++abi configuration variables.
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# They are intended for use as follows:
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# LIBCXXABI_C_FLAGS: General flags for both the c++ compiler and linker.
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# LIBCXXABI_CXX_FLAGS: General flags for both the c++ compiler and linker.
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# LIBCXXABI_COMPILE_FLAGS: Compile only flags.
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# LIBCXXABI_LINK_FLAGS: Linker only flags.
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# LIBCXXABI_LIBRARIES: libraries libc++abi is linked to.
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set(LIBCXXABI_C_FLAGS "")
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set(LIBCXXABI_CXX_FLAGS "")
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set(LIBCXXABI_COMPILE_FLAGS "")
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set(LIBCXXABI_LINK_FLAGS "")
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set(LIBCXXABI_LIBRARIES "")
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set(LIBCXXABI_ADDITIONAL_COMPILE_FLAGS "" CACHE STRING
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"Additional Compile only flags which can be provided in cache")
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set(LIBCXXABI_ADDITIONAL_LIBRARIES "" CACHE STRING
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"Additional libraries libc++abi is linked to which can be provided in cache")
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# Include macros for adding and removing libc++abi flags.
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include(HandleLibcxxabiFlags)
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#===============================================================================
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# Setup Compiler Flags
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#===============================================================================
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# Configure target flags
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if (${CMAKE_SYSTEM_NAME} MATCHES "AIX")
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add_flags_if_supported("-mdefault-visibility-export-mapping=explicit")
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set(CMAKE_AIX_EXPORT_ALL_SYMBOLS OFF)
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endif()
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add_compile_flags("${LIBCXXABI_ADDITIONAL_COMPILE_FLAGS}")
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add_library_flags("${LIBCXXABI_ADDITIONAL_LIBRARIES}")
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# Configure compiler. Must happen after setting the target flags.
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include(config-ix)
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if (CXX_SUPPORTS_NOSTDINCXX_FLAG)
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list(APPEND LIBCXXABI_COMPILE_FLAGS -nostdinc++)
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# cmake 3.14 and above remove system include paths that are explicitly
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# passed on the command line. We build with -nostdinc++ and explicitly add
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# just the libcxx system include paths with -I on the command line.
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# Setting CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES effectively prevents cmake
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# from removing these.
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# See: https://gitlab.kitware.com/cmake/cmake/issues/19227
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set(CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES "")
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# Remove -stdlib flags to prevent them from causing an unused flag warning.
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string(REPLACE "--stdlib=libc++" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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string(REPLACE "--stdlib=libstdc++" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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string(REPLACE "-stdlib=libc++" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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string(REPLACE "-stdlib=libstdc++" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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endif()
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# Let the library headers know they are currently being used to build the
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# library.
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add_definitions(-D_LIBCXXABI_BUILDING_LIBRARY)
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# libcxxabi needs to, for various reasons, include the libcpp headers as if
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# it is being built as part of libcxx.
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add_definitions(-D_LIBCPP_BUILDING_LIBRARY)
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# Get feature flags.
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add_compile_flags_if_supported(-fstrict-aliasing)
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# Exceptions
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if (LIBCXXABI_ENABLE_EXCEPTIONS)
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# Catches C++ exceptions only and tells the compiler to assume that extern C
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# functions never throw a C++ exception.
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add_compile_flags_if_supported(-EHsc)
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# Do we really need to be run through the C compiler ?
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add_c_compile_flags_if_supported(-funwind-tables)
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else()
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add_compile_flags_if_supported(-fno-exceptions)
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add_compile_flags_if_supported(-EHs-)
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add_compile_flags_if_supported(-EHa-)
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endif()
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# Assert
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string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
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if (LIBCXXABI_ENABLE_ASSERTIONS)
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# MSVC doesn't like _DEBUG on release builds. See PR 4379.
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if (NOT MSVC)
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list(APPEND LIBCXXABI_COMPILE_FLAGS -D_DEBUG)
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endif()
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# On Release builds cmake automatically defines NDEBUG, so we
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# explicitly undefine it:
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if (uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")
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list(APPEND LIBCXXABI_COMPILE_FLAGS -UNDEBUG)
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endif()
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else()
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if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")
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list(APPEND LIBCXXABI_COMPILE_FLAGS -DNDEBUG)
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endif()
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endif()
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# Threading
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if (NOT LIBCXXABI_ENABLE_THREADS)
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if (LIBCXXABI_HAS_PTHREAD_API)
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message(FATAL_ERROR "LIBCXXABI_HAS_PTHREAD_API can only"
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" be set to ON when LIBCXXABI_ENABLE_THREADS"
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" is also set to ON.")
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endif()
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if (LIBCXXABI_HAS_WIN32_THREAD_API)
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message(FATAL_ERROR "LIBCXXABI_HAS_WIN32_THREAD_API can only"
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" be set to ON when LIBCXXABI_ENABLE_THREADS"
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" is also set to ON.")
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endif()
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if (LIBCXXABI_HAS_EXTERNAL_THREAD_API)
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message(FATAL_ERROR "LIBCXXABI_HAS_EXTERNAL_THREAD_API can only"
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" be set to ON when LIBCXXABI_ENABLE_THREADS"
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" is also set to ON.")
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endif()
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add_definitions(-D_LIBCXXABI_HAS_NO_THREADS)
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endif()
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if (LIBCXXABI_HAS_EXTERNAL_THREAD_API)
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if (LIBCXXABI_HAS_PTHREAD_API)
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message(FATAL_ERROR "The options LIBCXXABI_HAS_EXTERNAL_THREAD_API"
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" and LIBCXXABI_HAS_PTHREAD_API cannot be both"
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" set to ON at the same time.")
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endif()
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if (LIBCXXABI_HAS_WIN32_THREAD_API)
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message(FATAL_ERROR "The options LIBCXXABI_HAS_EXTERNAL_THREAD_API"
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" and LIBCXXABI_HAS_WIN32_THREAD_API cannot be both"
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" set to ON at the same time.")
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endif()
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endif()
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if (LIBCXXABI_HAS_PTHREAD_API)
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if (LIBCXXABI_HAS_WIN32_THREAD_API)
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message(FATAL_ERROR "The options LIBCXXABI_HAS_PTHREAD_API"
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"and LIBCXXABI_HAS_WIN32_THREAD_API cannot be both"
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"set to ON at the same time.")
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endif()
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endif()
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if (LLVM_ENABLE_MODULES)
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# Ignore that the rest of the modules flags are now unused.
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add_compile_flags_if_supported(-Wno-unused-command-line-argument)
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add_compile_flags(-fno-modules)
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endif()
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set(LIBCXXABI_HAS_UNDEFINED_SYMBOLS OFF)
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if ((NOT LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS) OR MINGW)
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set(LIBCXXABI_HAS_UNDEFINED_SYMBOLS ON)
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endif()
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if (LIBCXXABI_HAS_UNDEFINED_SYMBOLS)
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# Need to allow unresolved symbols if this is to work with shared library builds
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if (APPLE)
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list(APPEND LIBCXXABI_LINK_FLAGS "-undefined dynamic_lookup")
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else()
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# Relax this restriction from HandleLLVMOptions
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string(REPLACE "-Wl,-z,defs" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
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endif()
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endif()
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if (LIBCXXABI_HAS_PTHREAD_API)
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add_definitions(-D_LIBCPP_HAS_THREAD_API_PTHREAD)
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endif()
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if (LIBCXXABI_HAS_WIN32_THREAD_API)
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add_definitions(-D_LIBCPP_HAS_THREAD_API_WIN32)
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endif()
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if (LIBCXXABI_HAS_EXTERNAL_THREAD_API)
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add_definitions(-D_LIBCPP_HAS_THREAD_API_EXTERNAL)
|
|
endif()
|
|
|
|
if (MSVC)
|
|
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
|
|
endif()
|
|
|
|
if (LIBCXXABI_SILENT_TERMINATE)
|
|
add_definitions(-DLIBCXXABI_SILENT_TERMINATE)
|
|
endif()
|
|
|
|
if (LIBCXXABI_NON_DEMANGLING_TERMINATE)
|
|
add_definitions(-DLIBCXXABI_NON_DEMANGLING_TERMINATE)
|
|
endif()
|
|
|
|
if (LIBCXXABI_BAREMETAL)
|
|
add_definitions(-DLIBCXXABI_BAREMETAL)
|
|
endif()
|
|
|
|
if (C_SUPPORTS_COMMENT_LIB_PRAGMA)
|
|
if (LIBCXXABI_HAS_PTHREAD_LIB)
|
|
add_definitions(-D_LIBCXXABI_LINK_PTHREAD_LIB)
|
|
endif()
|
|
endif()
|
|
|
|
string(REPLACE ";" " " LIBCXXABI_CXX_FLAGS "${LIBCXXABI_CXX_FLAGS}")
|
|
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LIBCXXABI_CXX_FLAGS}")
|
|
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBCXXABI_C_FLAGS}")
|
|
|
|
# On AIX, avoid picking up VMX extensions(i.e. vec_malloc) which would change
|
|
# the default alignment of the allocators here.
|
|
if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
|
|
add_definitions("-D_XOPEN_SOURCE=700")
|
|
endif()
|
|
|
|
#===============================================================================
|
|
# Setup Source Code
|
|
#===============================================================================
|
|
|
|
set(LIBCXXABI_LIBUNWIND_INCLUDES "${LIBCXXABI_LIBUNWIND_INCLUDES}" CACHE PATH
|
|
"Specify path to libunwind includes." FORCE)
|
|
set(LIBCXXABI_LIBUNWIND_PATH "${LIBCXXABI_LIBUNWIND_PATH}" CACHE PATH
|
|
"Specify path to libunwind source." FORCE)
|
|
|
|
if (LIBCXXABI_USE_LLVM_UNWINDER OR LLVM_NATIVE_ARCH MATCHES ARM)
|
|
find_path(LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL libunwind.h
|
|
PATHS ${LIBCXXABI_LIBUNWIND_INCLUDES}
|
|
${LIBCXXABI_LIBUNWIND_PATH}/include
|
|
${CMAKE_BINARY_DIR}/${LIBCXXABI_LIBUNWIND_INCLUDES}
|
|
${LLVM_MAIN_SRC_DIR}/projects/libunwind/include
|
|
${LLVM_MAIN_SRC_DIR}/runtimes/libunwind/include
|
|
${LLVM_MAIN_SRC_DIR}/../libunwind/include
|
|
NO_DEFAULT_PATH
|
|
NO_CMAKE_FIND_ROOT_PATH
|
|
)
|
|
|
|
if (LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL STREQUAL "LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL-NOTFOUND")
|
|
set(LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL "")
|
|
endif()
|
|
endif()
|
|
|
|
if (NOT "${LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL}" STREQUAL "")
|
|
include_directories("${LIBCXXABI_LIBUNWIND_INCLUDES_INTERNAL}")
|
|
endif()
|
|
|
|
add_custom_target(cxxabi-test-depends
|
|
COMMENT "Build dependencies required to run the libc++abi test suite.")
|
|
|
|
# Add source code. This also contains all of the logic for deciding linker flags
|
|
# soname, etc...
|
|
add_subdirectory(include)
|
|
add_subdirectory(src)
|
|
|
|
if (LIBCXXABI_INCLUDE_TESTS)
|
|
add_subdirectory(test)
|
|
add_subdirectory(fuzz)
|
|
endif()
|