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Kernel: Implement some more KUBSAN checks :^)

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This patch enables the following -fsanitize sub-options:

* bounds
* bounds-strict
* integer-divide-by-zero
* return
* shift
* shift-base
* shift-exponent
This commit is contained in:
Andreas Kling 2021-02-06 16:08:30 +01:00
parent 547130584c
commit fad0332898
3 changed files with 34 additions and 1 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,vla-bound,signed-integer-overflow")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=nonnull-attribute,bool,vla-bound,signed-integer-overflow,shift,shift-exponent,shift-base,integer-divide-by-zero,return,bounds,bounds-strict")
set(CMAKE_CXX_FLAGS "${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")