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Merge pull request #7432 from ethereum/fix-ossfuzz-build

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ossfuzz: Create a separate cmake toolchain file for ossfuzz
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chriseth 2019-09-17 15:24:50 +02:00 committed by GitHub
commit 5a950908b6
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3 changed files with 26 additions and 13 deletions
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10
cmake/toolchains/libfuzzer.cmake
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@ -1,9 +1,11 @@
# Inherit default options
include("${CMAKE_CURRENT_LIST_DIR}/default.cmake")
# Disable Z3 and CVC4 since none of the existing fuzzers need them
set(USE_Z3 OFF CACHE BOOL "" FORCE)
set(USE_CVC4 OFF CACHE BOOL "" FORCE)
set(USE_Z3 OFF CACHE BOOL "Disable Z3" FORCE)
set(USE_CVC4 OFF CACHE BOOL "Disable CVC4" FORCE)
# Build fuzzing binaries
set(OSSFUZZ 1)
set(OSSFUZZ ON CACHE BOOL "Enable fuzzer build" FORCE)
# Use libfuzzer as the fuzzing back-end
set(LIB_FUZZING_ENGINE "-fsanitize=fuzzer" CACHE STRING "Use libfuzzer back-end" FORCE)
# clang/libfuzzer specific flags for ASan instrumentation
set(CMAKE_CXX_FLAGS "-O1 -gline-tables-only -fsanitize=address -fsanitize-address-use-after-scope -fsanitize=fuzzer-no-link -stdlib=libstdc++")
set(CMAKE_CXX_FLAGS "-O1 -gline-tables-only -fsanitize=address -fsanitize-address-use-after-scope -fsanitize=fuzzer-no-link -stdlib=libstdc++" CACHE STRING "Custom compilation flags" FORCE)

11
cmake/toolchains/ossfuzz.cmake Normal file
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@ -0,0 +1,11 @@
# Inherit default options
include("${CMAKE_CURRENT_LIST_DIR}/default.cmake")
# Disable CVC4.
set(USE_CVC4 OFF CACHE BOOL "Disable CVC4" FORCE)
# Enable fuzzers
set(OSSFUZZ ON CACHE BOOL "Enable fuzzer build" FORCE)
set(LIB_FUZZING_ENGINE $ENV{LIB_FUZZING_ENGINE} CACHE STRING "Use fuzzer back-end defined by environment variable" FORCE)
# Link statically against boost libraries
set(BOOST_FOUND ON CACHE BOOL "" FORCE)
set(Boost_USE_STATIC_LIBS ON CACHE BOOL "Link against static Boost libraries" FORCE)
set(Boost_USE_STATIC_RUNTIME ON CACHE BOOL "Link against static Boost runtime library" FORCE)

18
test/tools/ossfuzz/CMakeLists.txt
View File

@ -19,27 +19,27 @@ endif()
if (OSSFUZZ)
add_executable(solc_opt_ossfuzz solc_opt_ossfuzz.cpp ../fuzzer_common.cpp)
target_link_libraries(solc_opt_ossfuzz PRIVATE libsolc evmasm)
set_target_properties(solc_opt_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(solc_opt_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(solc_noopt_ossfuzz solc_noopt_ossfuzz.cpp ../fuzzer_common.cpp)
target_link_libraries(solc_noopt_ossfuzz PRIVATE libsolc evmasm)
set_target_properties(solc_noopt_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(solc_noopt_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(const_opt_ossfuzz const_opt_ossfuzz.cpp ../fuzzer_common.cpp)
target_link_libraries(const_opt_ossfuzz PRIVATE libsolc evmasm)
set_target_properties(const_opt_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(const_opt_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(strictasm_diff_ossfuzz strictasm_diff_ossfuzz.cpp yulFuzzerCommon.cpp)
target_link_libraries(strictasm_diff_ossfuzz PRIVATE libsolc evmasm yulInterpreter)
set_target_properties(strictasm_diff_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(strictasm_diff_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(strictasm_opt_ossfuzz strictasm_opt_ossfuzz.cpp)
target_link_libraries(strictasm_opt_ossfuzz PRIVATE yul)
set_target_properties(strictasm_opt_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(strictasm_opt_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(strictasm_assembly_ossfuzz strictasm_assembly_ossfuzz.cpp)
target_link_libraries(strictasm_assembly_ossfuzz PRIVATE yul)
set_target_properties(strictasm_assembly_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(strictasm_assembly_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(yul_proto_ossfuzz yulProtoFuzzer.cpp protoToYul.cpp yulProto.pb.cc)
target_include_directories(yul_proto_ossfuzz PRIVATE /usr/include/libprotobuf-mutator)
@ -48,7 +48,7 @@ if (OSSFUZZ)
protobuf-mutator.a
protobuf.a
)
set_target_properties(yul_proto_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(yul_proto_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(yul_proto_diff_ossfuzz yulProto_diff_ossfuzz.cpp yulFuzzerCommon.cpp protoToYul.cpp yulProto.pb.cc)
target_include_directories(yul_proto_diff_ossfuzz PRIVATE /usr/include/libprotobuf-mutator)
@ -58,7 +58,7 @@ if (OSSFUZZ)
protobuf-mutator.a
protobuf.a
)
set_target_properties(yul_proto_diff_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(yul_proto_diff_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
add_executable(abiv2_proto_ossfuzz
../../EVMHost.cpp
@ -76,7 +76,7 @@ if (OSSFUZZ)
protobuf-mutator.a
protobuf.a
)
set_target_properties(abiv2_proto_ossfuzz PROPERTIES LINK_FLAGS "-fsanitize=fuzzer")
set_target_properties(abiv2_proto_ossfuzz PROPERTIES LINK_FLAGS ${LIB_FUZZING_ENGINE})
else()
add_library(solc_opt_ossfuzz
solc_opt_ossfuzz.cpp