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Kenrel: Implement two more KUBSAN checks

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This patch adds the following UndefinedBehaviorSanitizer sub-options:

* signed-integer-overflow
* vla-bound
This commit is contained in:
Andreas Kling 2021-02-05 20:03:07 +01:00
parent 8e7ad28a33
commit d164f89ada
3 changed files with 51 additions and 7 deletions
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2
Kernel/CMakeLists.txt
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@ -270,7 +270,7 @@ set(SOURCES
${C_SOURCES}
)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=nonnull-attribute,bool")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=nonnull-attribute,bool,vla-bound,signed-integer-overflow")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unknown-warning-option -DKERNEL")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pie -fPIE -fno-rtti -ffreestanding -fbuiltin")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mno-80387 -mno-mmx -mno-sse -mno-sse2")