Regression found on ppc clang-nightly build. Following build warnings / errors reported on linux next 20211117.
metadata: git_describe: next-20211117 git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_short_log: fd96a4057bd0 ("Add linux-next specific files for 20211117") target_arch: ppc toolchain: clang-nightly
build error : -------------- <stdin>:1559:2: warning: syscall futex_waitv not implemented [-W#warnings] #warning syscall futex_waitv not implemented ^ 1 warning generated. arch/powerpc/platforms/cell/pervasive.c:81:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] case SRR1_WAKEEE: ^ arch/powerpc/platforms/cell/pervasive.c:81:2: note: insert 'break;' to avoid fall-through case SRR1_WAKEEE: ^ break; 1 error generated.
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
build link: ----------- https://builds.tuxbuild.com/211sfsuxt3flikHFzRts8cFUwqe/build.log
build config: ------------- https://builds.tuxbuild.com/211sfsuxt3flikHFzRts8cFUwqe/config
# To install tuxmake on your system globally # sudo pip3 install -U tuxmake tuxmake --runtime podman --target-arch powerpc --toolchain clang-nightly --kconfig defconfig LLVM_IAS=0