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Kernel build warning noticed on x86_64 with clang toolchain [1]. Build failures noticed from next-20221108 .. next-20221110.
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/build LLVM=1 LLVM_IAS=1 ARCH=x86_64 SRCARCH=x86 CROSS_COMPILE=x86_64-linux-gnu- HOSTCC=clang CC=clang drivers/cpufreq/acpi-cpufreq.c:970:24: error: variable 'ret' is uninitialized when used here [-Werror,-Wuninitialized] acpi_cpufreq_online = ret; ^~~ drivers/cpufreq/acpi-cpufreq.c:960:9: note: initialize the variable 'ret' to silence this warning int ret; ^ = 0 1 error generated.
tuxmake --runtime podman --target-arch x86_64 --toolchain clang-nightly --kconfig defconfig --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-ke... --kconfig-add CONFIG_IGB=y --kconfig-add CONFIG_UNWINDER_FRAME_POINTER=y LLVM=1 LLVM_IAS=1
Build log: [1] https://builds.tuxbuild.com/2HLg3VgMgxRXBn31n6Ig7BFwSy9/
-- Linaro LKFT https://lkft.linaro.org