012dd8be4b
This addresses the issue uncovered by #115361. Previously, we weren't
building benchmarks in many cases due to the following block:
e58949632e/libcxx/CMakeLists.txt (L162-L172)
We need to passthrough the necessary variables into the benchmarks
subbuild and use correct syntax.
49 lines
1.7 KiB
CMake
49 lines
1.7 KiB
CMake
#==============================================================================
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# Build Google Benchmark
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#==============================================================================
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include(ExternalProject)
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set(BENCHMARK_COMPILE_FLAGS
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-Wno-unused-command-line-argument
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-nostdinc++
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-isystem "${LIBCXX_GENERATED_INCLUDE_DIR}"
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-L${LIBCXX_LIBRARY_DIR}
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-Wl,-rpath,${LIBCXX_LIBRARY_DIR}
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${SANITIZER_FLAGS}
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)
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if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
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list(APPEND BENCHMARK_COMPILE_FLAGS
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-isystem "${LIBCXX_GENERATED_INCLUDE_TARGET_DIR}")
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endif()
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if (DEFINED LIBCXX_CXX_ABI_LIBRARY_PATH)
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list(APPEND BENCHMARK_COMPILE_FLAGS
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-L${LIBCXX_CXX_ABI_LIBRARY_PATH}
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-Wl,-rpath,${LIBCXX_CXX_ABI_LIBRARY_PATH})
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endif()
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split_list(BENCHMARK_COMPILE_FLAGS)
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set(BENCHMARK_CXX_LIBRARIES)
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list(APPEND BENCHMARK_CXX_LIBRARIES c++)
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if (NOT LIBCXX_ENABLE_SHARED)
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list(APPEND BENCHMARK_CXX_LIBRARIES c++abi)
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endif()
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ExternalProject_Add(google-benchmark
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EXCLUDE_FROM_ALL ON
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DEPENDS cxx cxx-headers
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PREFIX google-benchmark
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SOURCE_DIR ${LLVM_THIRD_PARTY_DIR}/benchmark
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INSTALL_DIR ${CMAKE_CURRENT_BINARY_DIR}/google-benchmark
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CMAKE_CACHE_ARGS
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-DCMAKE_C_COMPILER:FILEPATH=${CMAKE_C_COMPILER}
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-DCMAKE_CXX_COMPILER:FILEPATH=${CMAKE_CXX_COMPILER}
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-DCMAKE_MAKE_PROGRAM:FILEPATH=${CMAKE_MAKE_PROGRAM}
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-DCMAKE_BUILD_TYPE:STRING=RELEASE
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-DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
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-DCMAKE_CXX_FLAGS:STRING=${BENCHMARK_COMPILE_FLAGS}
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-DBENCHMARK_USE_LIBCXX:BOOL=ON
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-DBENCHMARK_ENABLE_TESTING:BOOL=OFF
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-DBENCHMARK_CXX_LIBRARIES:STRING=${BENCHMARK_CXX_LIBRARIES})
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add_dependencies(cxx-test-depends google-benchmark)
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