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Subjecttools/include/asm-generic/bitsperlong.h:14:2: error: #error Inconsistent word size. Check asm/bitsperlong.h
Hi Alexei,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1e09177acae32a61586af26d83ca5ef591cdcaf5
commit: 819dd92b9c0bc7bce9097d8c1f14240f471bb386 bpfilter: switch to CC from HOSTCC
date: 5 weeks ago
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 819dd92b9c0bc7bce9097d8c1f14240f471bb386
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=alpha

All errors (new ones prefixed by >>):

In file included from tools/include/uapi/asm/bitsperlong.h:17:0,
from /usr/alpha-linux-gnu/include/asm-generic/int-l64.h:11,
from /usr/alpha-linux-gnu/include/asm/types.h:12,
from tools/include/linux/types.h:10,
from ./include/uapi/linux/bpf.h:11,
from net//bpfilter/main.c:9:
>> tools/include/asm-generic/bitsperlong.h:14:2: error: #error Inconsistent word size. Check asm/bitsperlong.h
#error Inconsistent word size. Check asm/bitsperlong.h
^~~~~

vim +14 tools/include/asm-generic/bitsperlong.h

bb970707 Arnaldo Carvalho de Melo 2016-07-12 12
2a00f026 Arnaldo Carvalho de Melo 2016-07-13 13 #if BITS_PER_LONG != __BITS_PER_LONG
bb970707 Arnaldo Carvalho de Melo 2016-07-12 @14 #error Inconsistent word size. Check asm/bitsperlong.h
bb970707 Arnaldo Carvalho de Melo 2016-07-12 15 #endif
bb970707 Arnaldo Carvalho de Melo 2016-07-12 16

:::::: The code at line 14 was first introduced by commit
:::::: bb9707077b4ee5f77bc9939b057ff8a0d410296f tools: Copy the bitsperlong.h files from the kernel

:::::: TO: Arnaldo Carvalho de Melo <acme@redhat.com>
:::::: CC: Arnaldo Carvalho de Melo <acme@redhat.com>

---
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https://lists.01.org/pipermail/kbuild-all Intel Corporation
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