LKFT build plans upgraded to clang-17 and found this failure,
While building stable-rc 5.15 arm davinci_all_defconfig with clang-17 failed
with below warnings and errors.
Build log:
----------
arch/arm/include/asm/tlbflush.h:420:85: error: use of logical '&&'
with constant operand [-Werror,-Wconstant-logical-operand]
420 | if (possible_tlb_flags &
(TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
^
arch/arm/include/asm/tlbflush.h:420:85: note: use '&' for a bitwise operation
420 | if (possible_tlb_flags &
(TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
|
^~
|
&
Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
Links:
- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.124-80-g6a5dd0772845/testrun/18863110/suite/build/test/clang-17-davinci_all_defconfig/log
- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.124-80-g6a5dd0772845/testrun/18863110/suite/build/test/clang-17-davinci_all_defconfig/details/
Steps to reproduce:
tuxmake --runtime podman --target-arch arm --toolchain clang-17
--kconfig davinci_all_defconfig LLVM=1 LLVM_IAS=1
Links:
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2TeUCTfH6lMKlORLREGhmvLic52/tuxmake_reproducer.sh
--
Linaro LKFT
https://lkft.linaro.org
