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Add an option to build with UBSan.

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Change-Id: I31d5660fa4792bbb1ef8a721bad4bdbdb0e56863
Reviewed-on: https://boringssl-review.googlesource.com/c/34445
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
David Benjamin 2019-01-21 07:25:12 +00:00 committed by Adam Langley
parent 2fe0360a4e
commit fc27a1919c
1 changed files with 16 additions and 0 deletions
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16
CMakeLists.txt
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@ -335,6 +335,22 @@ if(TSAN)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=thread")
endif()
if(UBSAN)
if(NOT CLANG)
message(FATAL_ERROR "Cannot enable UBSAN unless using Clang")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=undefined")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
if(NOT UBSAN_RECOVER)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-sanitize-recover=undefined")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-sanitize-recover=undefined")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-sanitize-recover=undefined")
endif()
endif()
if(GCOV)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")