forked from OSchip/llvm-project
77 lines
2.2 KiB
CMake
77 lines
2.2 KiB
CMake
include(CheckCXXSourceCompiles)
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if( APPLE )
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CHECK_CXX_SOURCE_COMPILES("
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static thread_local int blah;
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int main() {
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return 0;
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}
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" HAS_THREAD_LOCAL)
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if( NOT HAS_THREAD_LOCAL )
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Dthread_local=__thread")
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endif()
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endif()
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set(LIBFUZZER_FLAGS_BASE "${CMAKE_CXX_FLAGS}")
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if( LLVM_USE_SANITIZE_COVERAGE )
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if(NOT "${LLVM_USE_SANITIZER}" STREQUAL "Address")
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message(FATAL_ERROR
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"LibFuzzer and its tests require LLVM_USE_SANITIZER=Address and "
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"LLVM_USE_SANITIZE_COVERAGE=YES to be set."
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)
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endif()
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# Disable the coverage and sanitizer instrumentation for the fuzzer itself.
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set(CMAKE_CXX_FLAGS "${LIBFUZZER_FLAGS_BASE} -fno-sanitize-coverage=trace-pc-guard,edge,trace-cmp,indirect-calls,8bit-counters -Werror")
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endif()
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# Compile libFuzzer if the compilation is specifically requested, OR
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# if the platform is known to be working.
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if ( LLVM_USE_SANITIZE_COVERAGE OR CMAKE_SYSTEM_NAME MATCHES "Darwin|Linux" )
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add_library(LLVMFuzzerNoMainObjects OBJECT
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FuzzerCrossOver.cpp
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FuzzerDriver.cpp
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FuzzerExtFunctionsDlsym.cpp
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FuzzerExtFunctionsDlsymWin.cpp
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FuzzerExtFunctionsWeak.cpp
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FuzzerExtraCounters.cpp
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FuzzerIO.cpp
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FuzzerIOPosix.cpp
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FuzzerIOWindows.cpp
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FuzzerLoop.cpp
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FuzzerMerge.cpp
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FuzzerMutate.cpp
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FuzzerSHA1.cpp
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FuzzerShmemPosix.cpp
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FuzzerShmemWindows.cpp
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FuzzerTracePC.cpp
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FuzzerUtil.cpp
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FuzzerUtilDarwin.cpp
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FuzzerUtilLinux.cpp
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FuzzerUtilPosix.cpp
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FuzzerUtilWindows.cpp
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)
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add_library(LLVMFuzzerNoMain STATIC
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$<TARGET_OBJECTS:LLVMFuzzerNoMainObjects>
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)
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target_link_libraries(LLVMFuzzerNoMain ${LLVM_PTHREAD_LIB})
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add_library(LLVMFuzzer STATIC
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FuzzerMain.cpp
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$<TARGET_OBJECTS:LLVMFuzzerNoMainObjects>
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)
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target_link_libraries(LLVMFuzzer ${LLVM_PTHREAD_LIB})
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endif()
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if (MSVC)
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# Until bots are reconfigured, check-fuzzer on Windows is a no-OP.
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add_custom_target(check-fuzzer)
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add_custom_command(TARGET check-fuzzer
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COMMAND cmake -E echo "check-fuzzer is disalbed on Windows")
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else()
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if( LLVM_USE_SANITIZE_COVERAGE AND LLVM_INCLUDE_TESTS )
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add_subdirectory(test)
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endif()
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endif()
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