# git rev-parse -q --verify cafa0010cd51fb711fdcb50fc55f394c5f167a0a^{commit} cafa0010cd51fb711fdcb50fc55f394c5f167a0a already have revision, skipping fetch # git checkout -q -f -B kisskb cafa0010cd51fb711fdcb50fc55f394c5f167a0a # git clean -qxdf # < git log -1 # commit cafa0010cd51fb711fdcb50fc55f394c5f167a0a # Author: Joe Perches # Date: Mon Aug 20 13:15:26 2018 -0700 # # Raise the minimum required gcc version to 4.6 # # Various architectures fail to build properly with older versions of the # gcc compiler. # # An example from Guenter Roeck in thread [1]: # > # > In file included from ./include/linux/mm.h:17:0, # > from ./include/linux/pid_namespace.h:7, # > from ./include/linux/ptrace.h:10, # > from arch/openrisc/kernel/asm-offsets.c:32: # > ./include/linux/mm_types.h:497:16: error: flexible array member in otherwise empty struct # > # > This is just an example with gcc 4.5.1 for or32. I have seen the problem # > with gcc 4.4 (for unicore32) as well. # # So update the minimum required version of gcc to 4.6. # # [1] https://lore.kernel.org/lkml/20180814170904.GA12768@roeck-us.net/ # # Miscellanea: # # - Update Documentation/process/changes.rst # # - Remove and consolidate version test blocks in compiler-gcc.h for # versions lower than 4.6 # # Signed-off-by: Joe Perches # Reviewed-by: Kees Cook # Reviewed-by: Nick Desaulniers # Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version # < git log --format=%s --max-count=1 cafa0010cd51fb711fdcb50fc55f394c5f167a0a # < make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- randconfig KCONFIG_SEED=0x4F82B734 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n | make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- /kisskb/src/fs/f2fs/sysfs.c:519:12: warning: 'segment_info_seq_show' defined but not used [-Wunused-function] static int segment_info_seq_show(struct seq_file *seq, void *offset) ^ /kisskb/src/fs/f2fs/sysfs.c:546:12: warning: 'segment_bits_seq_show' defined but not used [-Wunused-function] static int segment_bits_seq_show(struct seq_file *seq, void *offset) ^ /kisskb/src/fs/f2fs/sysfs.c:570:12: warning: 'iostat_info_seq_show' defined but not used [-Wunused-function] static int iostat_info_seq_show(struct seq_file *seq, void *offset) ^ Completed OK # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 # Build took: 0:03:01.634906