inference-engine/cmake/fuzzing.cmake

   1 # Copyright (C) 2018-2019 Intel Corporation
   2 # SPDX-License-Identifier: Apache-2.0
   3 #
   4
   5 function(enable_fuzzing)
   6     # Enable (libFuzzer)[https://llvm.org/docs/LibFuzzer.html] if supported.
   7     if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT WIN32)
   8         # Communicate libfuzzer is enabled
   9         set(WITH_LIBFUZZER ON PARENT_SCOPE)
  10         add_compile_definitions(WITH_LIBFUZZER)
  11
  12         # Enable libfuzzer and code coverage
  13         set(FUZZING_COMPILER_FLAGS "-fsanitize=fuzzer-no-link -fprofile-instr-generate -fcoverage-mapping")
  14         set(FUZZING_LINKER_FLAGS "-fsanitize-coverage=trace-pc-guard -fprofile-instr-generate")
  15
  16         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FUZZING_COMPILER_FLAGS}" PARENT_SCOPE)
  17         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FUZZING_COMPILER_FLAGS}" PARENT_SCOPE)
  18         set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${FUZZING_LINKER_FLAGS}" PARENT_SCOPE)
  19         set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FUZZING_LINKER_FLAGS}")
  20     endif()
  21 endfunction(enable_fuzzing)
  22
  23
  24 function(add_fuzzer FUZZER_EXE_NAME FUZZER_SOURCES)
  25     add_executable(${FUZZER_EXE_NAME} ${FUZZER_SOURCES})
  26     if(WITH_LIBFUZZER)
  27         set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=fuzzer" PARENT_SCOPE)
  28     endif()
  29     target_link_libraries(${FUZZER_EXE_NAME} PRIVATE fuzz-testhelper)
  30 endfunction(add_fuzzer)