37 lines
1.4 KiB
CMake
37 lines
1.4 KiB
CMake
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if (DEFINED TARGET_TRIPLE)
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# Ignore the minor and patchlevel versions of the darwin
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# target.
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string(REGEX REPLACE "darwin16\\.[0-9]\\.[0-9]" "darwin16"
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GENERIC_TARGET_TRIPLE "${TARGET_TRIPLE}")
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endif()
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# Detect if we are building in the same configuration used to generate
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# the abilist files.
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if (DEFINED GENERIC_TARGET_TRIPLE
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AND EXISTS "${CMAKE_CURRENT_LIST_DIR}/${GENERIC_TARGET_TRIPLE}.abilist"
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AND TARGET cxx_shared
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AND ("${LIBCXX_CXX_ABI_LIBNAME}" STREQUAL "libcxxabi" OR
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(APPLE AND "${LIBCXX_CXX_ABI_LIBNAME}" STREQUAL "default"))
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AND NOT LIBCXX_ABI_UNSTABLE
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AND LIBCXX_ABI_VERSION EQUAL "1")
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set(LIBCXX_HAS_ABILIST_CONFIGURATION 1 CACHE INTERNAL "")
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else()
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if (NOT DEFINED LIBCXX_HAS_ABILIST_CONFIGURATION)
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message(STATUS "libc++ configuration differs from the abilist configuration. "
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"check-cxx-abilist target is not supported")
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endif()
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set(LIBCXX_HAS_ABILIST_CONFIGURATION 0 CACHE INTERNAL "")
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endif()
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if (LIBCXX_HAS_ABILIST_CONFIGURATION)
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set(ABILIST_FILE "${CMAKE_CURRENT_LIST_DIR}/${GENERIC_TARGET_TRIPLE}.abilist")
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set(SYMDIFF_EXE "${LIBCXX_SOURCE_DIR}/utils/sym_diff.py")
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add_custom_target(check-cxx-abilist
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${SYMDIFF_EXE} --only-stdlib-symbols --strict ${ABILIST_FILE}
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$<TARGET_SONAME_FILE:cxx_shared>
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DEPENDS cxx_shared
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COMMENT "Testing ABI compatibility...")
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endif()
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