1include(CompilerRTCompile) 2 3set(LIBFUZZER_UNITTEST_CFLAGS 4 ${COMPILER_RT_UNITTEST_CFLAGS} 5 ${COMPILER_RT_GTEST_CFLAGS} 6 -I${COMPILER_RT_SOURCE_DIR}/lib/fuzzer 7 -fno-rtti 8 -O2) 9 10if (APPLE) 11 set(FUZZER_SUPPORTED_OS osx) 12endif() 13 14add_custom_target(FuzzerUnitTests) 15set_target_properties(FuzzerUnitTests PROPERTIES FOLDER "Compiler-RT Tests") 16 17set(LIBFUZZER_UNITTEST_LINK_FLAGS ${COMPILER_RT_UNITTEST_LINK_FLAGS}) 18list(APPEND LIBFUZZER_UNITTEST_LINK_FLAGS --driver-mode=g++) 19 20if(APPLE OR CMAKE_SYSTEM_NAME STREQUAL "FreeBSD") 21 list(APPEND LIBFUZZER_UNITTEST_LINK_FLAGS -lc++ -lpthread) 22elseif(NOT WIN32) 23 list(APPEND LIBFUZZER_UNITTEST_LINK_FLAGS -lstdc++ -lpthread) 24endif() 25 26if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux" AND COMPILER_RT_LIBCXX_PATH) 27 list(APPEND LIBFUZZER_UNITTEST_CFLAGS -nostdinc++) 28endif() 29 30if(COMPILER_RT_DEFAULT_TARGET_ARCH IN_LIST FUZZER_SUPPORTED_ARCH) 31 # libFuzzer unit tests are only run on the host machine. 32 set(arch ${COMPILER_RT_DEFAULT_TARGET_ARCH}) 33 34 set(LIBFUZZER_TEST_RUNTIME RTFuzzerTest.${arch}) 35 if(APPLE) 36 set(LIBFUZZER_TEST_RUNTIME_OBJECTS 37 $<TARGET_OBJECTS:RTfuzzer.osx>) 38 else() 39 set(LIBFUZZER_TEST_RUNTIME_OBJECTS 40 $<TARGET_OBJECTS:RTfuzzer.${arch}>) 41 endif() 42 add_library(${LIBFUZZER_TEST_RUNTIME} STATIC 43 ${LIBFUZZER_TEST_RUNTIME_OBJECTS}) 44 set_target_properties(${LIBFUZZER_TEST_RUNTIME} PROPERTIES 45 ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} 46 FOLDER "Compiler-RT Runtime tests") 47 48 if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux" AND COMPILER_RT_LIBCXX_PATH) 49 set(LIBFUZZER_TEST_RUNTIME_DEPS libcxx_fuzzer_${arch}-build) 50 set(LIBFUZZER_TEST_RUNTIME_CFLAGS -isystem ${LIBCXX_${arch}_PREFIX}/include/c++/v1) 51 set(LIBFUZZER_TEST_RUNTIME_LINK_FLAGS ${LIBCXX_${arch}_PREFIX}/lib/libc++.a) 52 endif() 53 54 set(FuzzerTestObjects) 55 generate_compiler_rt_tests(FuzzerTestObjects 56 FuzzerUnitTests "Fuzzer-${arch}-Test" ${arch} 57 SOURCES FuzzerUnittest.cpp ${COMPILER_RT_GTEST_SOURCE} 58 RUNTIME ${LIBFUZZER_TEST_RUNTIME} 59 DEPS gtest ${LIBFUZZER_TEST_RUNTIME_DEPS} 60 CFLAGS ${LIBFUZZER_UNITTEST_CFLAGS} ${LIBFUZZER_TEST_RUNTIME_CFLAGS} 61 LINK_FLAGS ${LIBFUZZER_UNITTEST_LINK_FLAGS} ${LIBFUZZER_TEST_RUNTIME_LINK_FLAGS}) 62 set_target_properties(FuzzerUnitTests PROPERTIES 63 RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}) 64endif() 65