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llvm-mirror/lib/Fuzzer/CMakeLists.txt
George Karpenkov fc2861a8a6 [libFuzzer tests] Only enable libFuzzer tests if
-DLIBFUZZER_ENABLE_TESTS=ON is set.

llvm-svn: 310100
2017-08-04 19:29:16 +00:00

73 lines
1.9 KiB
CMake

include(CheckCXXSourceCompiles)
if( APPLE )
CHECK_CXX_SOURCE_COMPILES("
static thread_local int blah;
int main() {
return 0;
}
" HAS_THREAD_LOCAL)
if( NOT HAS_THREAD_LOCAL )
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Dthread_local=__thread")
endif()
endif()
if (CMAKE_SYSTEM_NAME MATCHES "Darwin|Linux")
set(LIBFUZZER_ENABLED_CHECK ON)
else()
set(LIBFUZZER_ENABLED_CHECK OFF)
endif()
# Compile libFuzzer if the compilation is specifically requested, OR
# if the platform is known to be working.
set(LIBFUZZER_ENABLE ${LIBFUZZER_ENABLED_CHECK} CACHE BOOL "Build libFuzzer and its tests")
set(LIBFUZZER_ENABLE_TESTS OFF CACHE BOOL "Build libFuzzer and its tests")
if (LIBFUZZER_ENABLE)
add_library(LLVMFuzzerNoMainObjects OBJECT
FuzzerCrossOver.cpp
FuzzerDriver.cpp
FuzzerExtFunctionsDlsym.cpp
FuzzerExtFunctionsDlsymWin.cpp
FuzzerExtFunctionsWeak.cpp
FuzzerExtraCounters.cpp
FuzzerIO.cpp
FuzzerIOPosix.cpp
FuzzerIOWindows.cpp
FuzzerLoop.cpp
FuzzerMerge.cpp
FuzzerMutate.cpp
FuzzerSHA1.cpp
FuzzerShmemPosix.cpp
FuzzerShmemWindows.cpp
FuzzerTracePC.cpp
FuzzerUtil.cpp
FuzzerUtilDarwin.cpp
FuzzerUtilLinux.cpp
FuzzerUtilPosix.cpp
FuzzerUtilWindows.cpp
)
add_library(LLVMFuzzerNoMain STATIC
$<TARGET_OBJECTS:LLVMFuzzerNoMainObjects>
)
target_link_libraries(LLVMFuzzerNoMain ${LLVM_PTHREAD_LIB})
add_library(LLVMFuzzer STATIC
FuzzerMain.cpp
$<TARGET_OBJECTS:LLVMFuzzerNoMainObjects>
)
target_link_libraries(LLVMFuzzer ${LLVM_PTHREAD_LIB})
endif()
if (MSVC)
# Until bots are reconfigured, check-fuzzer on Windows is a no-OP.
add_custom_target(check-fuzzer)
add_custom_command(TARGET check-fuzzer
COMMAND cmake -E echo "check-fuzzer is disalbed on Windows")
else()
if (LLVM_INCLUDE_TESTS AND LIBFUZZER_ENABLE_TESTS)
add_subdirectory(test)
endif()
endif()