1# The MIT License (MIT) 2# 3# Copyright (c) 4# 2013 Matthew Arsenault 5# 2015-2016 RWTH Aachen University, Federal Republic of Germany 6# 7# Permission is hereby granted, free of charge, to any person obtaining a copy 8# of this software and associated documentation files (the "Software"), to deal 9# in the Software without restriction, including without limitation the rights 10# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11# copies of the Software, and to permit persons to whom the Software is 12# furnished to do so, subject to the following conditions: 13# 14# The above copyright notice and this permission notice shall be included in all 15# copies or substantial portions of the Software. 16# 17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 20# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23# SOFTWARE. 24 25option(SANITIZE_ADDRESS "Enable AddressSanitizer for sanitized targets." Off) 26 27set(FLAG_CANDIDATES 28 # Clang 3.2+ use this version. The no-omit-frame-pointer option is optional. 29 "-g -fsanitize=address -fno-omit-frame-pointer" 30 "-g -fsanitize=address" 31 32 # Older deprecated flag for ASan 33 "-g -faddress-sanitizer" 34) 35 36 37if (SANITIZE_ADDRESS AND (SANITIZE_THREAD OR SANITIZE_MEMORY)) 38 message(FATAL_ERROR "AddressSanitizer is not compatible with " 39 "ThreadSanitizer or MemorySanitizer.") 40endif () 41 42 43include(sanitize-helpers) 44 45if (SANITIZE_ADDRESS) 46 sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "AddressSanitizer" 47 "ASan") 48 49 find_program(ASan_WRAPPER "asan-wrapper" PATHS ${CMAKE_MODULE_PATH}) 50 mark_as_advanced(ASan_WRAPPER) 51endif () 52 53function (add_sanitize_address TARGET) 54 if (NOT SANITIZE_ADDRESS) 55 return() 56 endif () 57 58 sanitizer_add_flags(${TARGET} "AddressSanitizer" "ASan") 59endfunction () 60