FindUBSan.cmake 1.6 KB

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  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. set(FLAG_CANDIDATES
  25. "-g -fsanitize=undefined"
  26. )
  27. include(sanitize-helpers)
  28. if (SANITIZE_UNDEFINED)
  29. sanitizer_check_compiler_flags("${FLAG_CANDIDATES}"
  30. "UndefinedBehaviorSanitizer" "UBSan")
  31. endif ()
  32. function (add_sanitize_undefined TARGET)
  33. if (NOT SANITIZE_UNDEFINED)
  34. return()
  35. endif ()
  36. sanitizer_add_flags(${TARGET} "UndefinedBehaviorSanitizer" "UBSan")
  37. endfunction ()