On 2012-09-18 14:53, David Wolfskill wrote: ... > using clang as the C compiler: > > ... > ===> sbin/nvmecontrol (all) > clang -O2 -pipe -std=gnu99 -Qunused-arguments -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int -c /usr/src/sbin/nvmecontrol/nvmecontrol.c > /usr/src/sbin/nvmecontrol/nvmecontrol.c:77:6: error: cast from 'struct nvme_controller_data *' to 'uint32_t *' (aka 'unsigned int *') increases required alignment from 1 to 4 [-Werror,-Wcast-align] > p = (uint32_t *)cdata; > ^~~~~~~~~~~~~~~~~ Since this tool (nvmecontrol) is currently only compiled for amd64 and i386, we might as well ignore these alignment warnings, or cast them away. Jim, I don't expect this tool to ever be applicable to non-x86 arches, but can you please confirm that?Received on Tue Sep 18 2012 - 15:01:40 UTC
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