@@ -0,0 +1,63 @@ | |||
# | |||
# The MIT License (MIT) | |||
# | |||
# Copyright (c) 2013 Matthew Arsenault | |||
# | |||
# Permission is hereby granted, free of charge, to any person obtaining a copy | |||
# of this software and associated documentation files (the "Software"), to deal | |||
# in the Software without restriction, including without limitation the rights | |||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||
# copies of the Software, and to permit persons to whom the Software is | |||
# furnished to do so, subject to the following conditions: | |||
# | |||
# The above copyright notice and this permission notice shall be included in | |||
# all copies or substantial portions of the Software. | |||
# | |||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |||
# THE SOFTWARE. | |||
# | |||
include(CheckCCompilerFlag) | |||
# Set -Werror to catch "argument unused during compilation" warnings | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -faddress-sanitizer") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-faddress-sanitizer" HAVE_FLAG_ADDRESS_SANITIZER) | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -fsanitize=address") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-fsanitize=address" HAVE_FLAG_SANITIZE_ADDRESS) | |||
unset(CMAKE_REQUIRED_FLAGS) | |||
if(HAVE_FLAG_SANITIZE_ADDRESS) | |||
# Clang 3.2+ use this version | |||
set(ADDRESS_SANITIZER_FLAG "-fsanitize=address") | |||
elseif(HAVE_FLAG_ADDRESS_SANITIZER) | |||
# Older deprecated flag for ASan | |||
set(ADDRESS_SANITIZER_FLAG "-faddress-sanitizer") | |||
endif() | |||
if(NOT ADDRESS_SANITIZER_FLAG) | |||
return() | |||
endif() | |||
set(CMAKE_C_FLAGS_ASAN "-O1 -g ${ADDRESS_SANITIZER_FLAG} -fno-omit-frame-pointer -fno-optimize-sibling-calls" | |||
CACHE STRING "Flags used by the C compiler during ASan builds." | |||
FORCE) | |||
set(CMAKE_CXX_FLAGS_ASAN "-O1 -g ${ADDRESS_SANITIZER_FLAG} -fno-omit-frame-pointer -fno-optimize-sibling-calls" | |||
CACHE STRING "Flags used by the C++ compiler during ASan builds." | |||
FORCE) | |||
set(CMAKE_EXE_LINKER_FLAGS_ASAN "${ADDRESS_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used for linking binaries during ASan builds." | |||
FORCE) | |||
set(CMAKE_SHARED_LINKER_FLAGS_ASAN "${ADDRESS_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used by the shared libraries linker during ASan builds." | |||
FORCE) | |||
mark_as_advanced(CMAKE_C_FLAGS_ASAN | |||
CMAKE_CXX_FLAGS_ASAN | |||
CMAKE_EXE_LINKER_FLAGS_ASAN | |||
CMAKE_SHARED_LINKER_FLAGS_ASAN) |
@@ -0,0 +1,72 @@ | |||
# | |||
# The MIT License (MIT) | |||
# | |||
# Copyright (c) 2013 Matthew Arsenault | |||
# | |||
# Permission is hereby granted, free of charge, to any person obtaining a copy | |||
# of this software and associated documentation files (the "Software"), to deal | |||
# in the Software without restriction, including without limitation the rights | |||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||
# copies of the Software, and to permit persons to whom the Software is | |||
# furnished to do so, subject to the following conditions: | |||
# | |||
# The above copyright notice and this permission notice shall be included in | |||
# all copies or substantial portions of the Software. | |||
# | |||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |||
# THE SOFTWARE. | |||
# | |||
# This module tests if memory sanitizer is supported by the compiler, | |||
# and creates a MSan build type (i.e. set CMAKE_BUILD_TYPE=MSan to use | |||
# it). This sets the following variables: | |||
# | |||
# CMAKE_C_FLAGS_MSAN - Flags to use for C with tsan | |||
# CMAKE_CXX_FLAGS_MSAN - Flags to use for C++ with msan | |||
# HAVE_MEMORY_SANITIZER - True or false if the MSan build type is available | |||
include(CheckCCompilerFlag) | |||
# Set -Werror to catch "argument unused during compilation" warnings | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -fmemory-sanitizer") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-fmemory-sanitizer" HAVE_FLAG_MEMORY_SANITIZER) | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -fsanitize=memory") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-fsanitize=memory" HAVE_FLAG_SANITIZE_MEMORY) | |||
unset(CMAKE_REQUIRED_FLAGS) | |||
if(HAVE_FLAG_SANITIZE_MEMORY) | |||
# Clang 3.2+ use this version | |||
set(MEMORY_SANITIZER_FLAG "-fsanitize=memory") | |||
elseif(HAVE_FLAG_MEMORY_SANITIZER) | |||
# Older deprecated flag for MSan | |||
set(MEMORY_SANITIZER_FLAG "-fmemory-sanitizer") | |||
endif() | |||
if(NOT MEMORY_SANITIZER_FLAG) | |||
return() | |||
endif() | |||
set(CMAKE_C_FLAGS_MSAN "-O1 -g ${MEMORY_SANITIZER_FLAG} -fno-omit-frame-pointer -fno-optimize-sibling-calls" | |||
CACHE STRING "Flags used by the C compiler during MSan builds." | |||
FORCE) | |||
set(CMAKE_CXX_FLAGS_MSAN "-O1 -g ${MEMORY_SANITIZER_FLAG} -fno-omit-frame-pointer -fno-optimize-sibling-calls" | |||
CACHE STRING "Flags used by the C++ compiler during MSan builds." | |||
FORCE) | |||
set(CMAKE_EXE_LINKER_FLAGS_MSAN "${MEMORY_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used for linking binaries during MSan builds." | |||
FORCE) | |||
set(CMAKE_SHARED_LINKER_FLAGS_MSAN "${MEMORY_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used by the shared libraries linker during MSan builds." | |||
FORCE) | |||
mark_as_advanced(CMAKE_C_FLAGS_MSAN | |||
CMAKE_CXX_FLAGS_MSAN | |||
CMAKE_EXE_LINKER_FLAGS_MSAN | |||
CMAKE_SHARED_LINKER_FLAGS_MSAN) |
@@ -0,0 +1,77 @@ | |||
# | |||
# The MIT License (MIT) | |||
# | |||
# Copyright (c) 2013 Matthew Arsenault | |||
# | |||
# Permission is hereby granted, free of charge, to any person obtaining a copy | |||
# of this software and associated documentation files (the "Software"), to deal | |||
# in the Software without restriction, including without limitation the rights | |||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||
# copies of the Software, and to permit persons to whom the Software is | |||
# furnished to do so, subject to the following conditions: | |||
# | |||
# The above copyright notice and this permission notice shall be included in | |||
# all copies or substantial portions of the Software. | |||
# | |||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |||
# THE SOFTWARE. | |||
# | |||
# This module tests if thread sanitizer is supported by the compiler, | |||
# and creates a TSan build type (i.e. set CMAKE_BUILD_TYPE=TSan to use | |||
# it). This sets the following variables: | |||
# | |||
# CMAKE_C_FLAGS_TSAN - Flags to use for C with tsan | |||
# CMAKE_CXX_FLAGS_TSAN - Flags to use for C++ with tsan | |||
# HAVE_THREAD_SANITIZER - True or false if the TSan build type is available | |||
include(CheckCCompilerFlag) | |||
# Set -Werror to catch "argument unused during compilation" warnings | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -fthread-sanitizer") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-fthread-sanitizer" HAVE_FLAG_THREAD_SANITIZER) | |||
set(CMAKE_REQUIRED_FLAGS "-Werror -fsanitize=thread") # Also needs to be a link flag for test to pass | |||
check_c_compiler_flag("-fsanitize=thread" HAVE_FLAG_SANITIZE_THREAD) | |||
unset(CMAKE_REQUIRED_FLAGS) | |||
# A special test that uses threads seems to not be necessary. tsan | |||
# symbols are used even in just int main() { return 0; } | |||
if(HAVE_FLAG_SANITIZE_THREAD) | |||
# Clang 3.2+ use this version | |||
set(THREAD_SANITIZER_FLAG "-fsanitize=thread") | |||
elseif(HAVE_FLAG_THREAD_SANITIZER) | |||
# Older deprecated flag for TSan | |||
set(THREAD_SANITIZER_FLAG_FLAG "-fthread-sanitizer") | |||
else() | |||
set(HAVE_THREAD_SANITIZER FALSE) | |||
return() | |||
endif() | |||
set(HAVE_THREAD_SANITIZER TRUE) | |||
set(CMAKE_C_FLAGS_TSAN "-O1 -g ${THREAD_SANITIZER_FLAG} -fno-omit-frame-pointer" | |||
CACHE STRING "Flags used by the C compiler during TSan builds." | |||
FORCE | |||
) | |||
set(CMAKE_CXX_FLAGS_TSAN "-O1 -g ${THREAD_SANITIZER_FLAG} -fno-omit-frame-pointer" | |||
CACHE STRING "Flags used by the C++ compiler during TSan builds." | |||
FORCE) | |||
set(CMAKE_EXE_LINKER_FLAGS_TSAN "${THREAD_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used for linking binaries during TSan builds." | |||
FORCE) | |||
set(CMAKE_SHARED_LINKER_FLAGS_TSAN "${THREAD_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used by the shared libraries linker during TSan builds." | |||
FORCE) | |||
mark_as_advanced(CMAKE_C_FLAGS_TSAN | |||
CMAKE_CXX_FLAGS_TSAN | |||
CMAKE_EXE_LINKER_FLAGS_TSAN | |||
CMAKE_SHARED_LINKER_FLAGS_TSAN) |
@@ -0,0 +1,124 @@ | |||
# | |||
# The MIT License (MIT) | |||
# | |||
# Copyright (c) 2013 Matthew Arsenault | |||
# | |||
# Permission is hereby granted, free of charge, to any person obtaining a copy | |||
# of this software and associated documentation files (the "Software"), to deal | |||
# in the Software without restriction, including without limitation the rights | |||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||
# copies of the Software, and to permit persons to whom the Software is | |||
# furnished to do so, subject to the following conditions: | |||
# | |||
# The above copyright notice and this permission notice shall be included in | |||
# all copies or substantial portions of the Software. | |||
# | |||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |||
# THE SOFTWARE. | |||
# | |||
# Check if the compiler supports a working ubsan. Provides a UBSan | |||
# build type, which is essentially Debug + ubsan. The flag can be used | |||
# independently to compose it with other build types or sanitizers. | |||
# | |||
# Sets these variables: | |||
# | |||
# HAVE_UNDEFINED_BEHAVIOR_SANITIZER - True or false if the UBSan is available | |||
# UNDEFINED_BEHAVIOR_SANITIZER_FLAG - Flag to add to compiler to use ubsan if supported | |||
# | |||
# CMAKE_C_FLAGS_UBSAN - Flags to use for C with ubsan | |||
# CMAKE_CXX_FLAGS_UBSAN - Flags to use for C++ with ubsan | |||
## | |||
# | |||
include(CheckCXXCompilerFlag) | |||
include(CheckCXXSourceRuns) | |||
# Set -Werror to catch "argument unused during compilation" warnings | |||
set(CMAKE_REQUIRED_FLAGS "-Werror") | |||
check_cxx_compiler_flag("-fsanitize=undefined" HAVE_FLAG_SANITIZE_UNDEFINED) | |||
check_cxx_compiler_flag("-fcatch-undefined-behavior" HAVE_FLAG_CATCH_UNDEFINED_BEHAVIOR) | |||
if(HAVE_FLAG_SANITIZE_UNDEFINED) | |||
set(UNDEFINED_BEHAVIOR_SANITIZER_FLAG "-fsanitize=undefined") | |||
elseif(HAVE_FLAG_CATCH_UNDEFINED_BEHAVIOR) | |||
set(UNDEFINED_BEHAVIOR_SANITIZER_FLAG "-fcatch-undefined-behavior") | |||
else() | |||
set(HAVE_UNDEFINED_BEHAVIOR_SANITIZER FALSE) | |||
return() | |||
endif() | |||
unset(CMAKE_REQUIRED_FLAGS) | |||
# It isn't sufficient to check if the flag works since the | |||
# check_c_compiler_flag test doesn't link the output. | |||
# | |||
# Most clang packages ship broken packages (the autotools build | |||
# produces a broken package which doesn't include the ubsan | |||
# compiler-rt, so check that it actually works with a linked program | |||
# before trying to use it | |||
set(CMAKE_REQUIRED_FLAGS "${UNDEFINED_BEHAVIOR_SANITIZER_FLAG}") | |||
check_cxx_source_runs( | |||
" | |||
#include <cstdio> | |||
#include <cstdlib> | |||
#include <iostream> | |||
class BarB | |||
{ | |||
public: | |||
float y; | |||
/* Include something that uses a virtual function. The symbols | |||
that are broken on current OS X libc++ involve this */ | |||
virtual int arst(int o) | |||
{ | |||
return 4 + o; | |||
} | |||
}; | |||
/* Just include something that ubsan will need to check */ | |||
int main(int argc, const char* argv[]) | |||
{ | |||
BarB* b = new BarB(); | |||
if (argc > 1) | |||
{ | |||
fputs(argv[atoi(argv[1])], stdout); | |||
std::cout << b->arst(atoi(argv[1])); | |||
} | |||
delete b; | |||
return 0; | |||
} | |||
" | |||
HAVE_UNDEFINED_BEHAVIOR_SANITIZER) | |||
unset(CMAKE_REQUIRED_FLAGS) | |||
if(NOT HAVE_UNDEFINED_BEHAVIOR_SANITIZER) | |||
return() | |||
endif() | |||
set(CMAKE_C_FLAGS_UBSAN "-O0 -g ${UNDEFINED_BEHAVIOR_SANITIZER_FLAG} -fno-omit-frame-pointer" | |||
CACHE STRING "Flags used by the C compiler during UBSan builds." | |||
FORCE) | |||
set(CMAKE_CXX_FLAGS_UBSAN "-O0 -g ${UNDEFINED_BEHAVIOR_SANITIZER_FLAG} -fno-omit-frame-pointer" | |||
CACHE STRING "Flags used by the C++ compiler during UBSan builds." | |||
FORCE) | |||
set(CMAKE_EXE_LINKER_FLAGS_UBSAN "${UNDEFINED_BEHAVIOR_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used for linking binaries during UBSan builds." | |||
FORCE) | |||
set(CMAKE_SHARED_LINKER_FLAGS_UBSAN "${UNDEFINED_BEHAVIOR_SANITIZER_FLAG}" | |||
CACHE STRING "Flags used by the shared libraries linker during UBSan builds." | |||
FORCE) | |||
mark_as_advanced(CMAKE_C_FLAGS_UBSAN | |||
CMAKE_CXX_FLAGS_UBSAN | |||
CMAKE_EXE_LINKER_FLAGS_UBSAN | |||
CMAKE_SHARED_LINKER_FLAGS_UBSAN) | |||
@@ -0,0 +1,12 @@ | |||
cmake_minimum_required(VERSION 2.8) | |||
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/..") | |||
include(FindUBSan) | |||
include(FindTSan) | |||
include(FindASan) | |||
include(FindMSan) | |||
add_executable(test test.cpp) |
@@ -0,0 +1,48 @@ | |||
#include <cstdio> | |||
#include <cstdlib> | |||
#include <iostream> | |||
class BarB | |||
{ | |||
public: | |||
float y; | |||
/* Include something that uses a virtual function. The symbols | |||
that are broken on current OS X libc++ involve this */ | |||
virtual int arst(int o) | |||
{ | |||
return 4 + o; | |||
} | |||
}; | |||
static void print_array(const int* a) | |||
{ | |||
for (int i = 0; i < 4; ++i) | |||
{ | |||
std::cout << a[i] << ", "; | |||
} | |||
std::cout << '\n'; | |||
} | |||
/* Just include something that ubsan will need to check */ | |||
int main(int argc, const char* argv[]) | |||
{ | |||
BarB* b = new BarB(); | |||
if (argc > 1) | |||
{ | |||
int uninitialized[4]; | |||
//int* uninitialized = new int[4]; | |||
print_array(uninitialized); | |||
//delete[] uninitialized; | |||
int x = atoi(argv[1]); | |||
std::cout << (4 / x) << '\n'; | |||
fputs(argv[x], stdout); | |||
std::cout << b->arst(x) << '\n'; | |||
} | |||
delete b; | |||
return 0; | |||
} |