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The GCC manual suggests to use -pthread, when linking with the PThread library, also to add this switch to both the compilation and linking stages. Do as the manual says, to fix compilation with Ubuntu's 20.04 toolchain, which was getting -lpthread too early on the command line: ------------ /usr/bin/ld: /tmp/cc5zbo2A.o: in function `execute_test': tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c:86: undefined reference to `pthread_create' /usr/bin/ld: tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c:90: undefined reference to `pthread_join' ------------ Signed-off-by: Andre Przywara <andre.przywara@arm.com> Reviewed-by: Mark Brown <broone@kernel.org> Link: https://lore.kernel.org/r/20210319165334.29213-3-andre.przywara@arm.com Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> |
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| vsock | ||