Ross Burton <ross.bur...@intel.com> added the comment:
strace disagrees. By putting strace in PYTHON_FOR_BUILD and then invoking make
sharedmods:
| openat(AT_FDCWD,
"/data/poky-tmp/master/work/corei7-64-poky-linux/python3/3.7.2-r0/build/build/lib.linux-x86_64-3.7/_heapq.cpython-37m-x86_64-linux-gnu.so",
O_RDONLY|O_CLOEXEC) = 3
| read(3,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320\20\0\0\0\0\0\0"..., 832) =
832
| fstat(3, {st_mode=S_IFREG|0755, st_size=62104, ...}) = 0
| mmap(NULL, 23880, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f93d7cb9000
| mmap(0x7f93d7cba000, 4096, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0x7f93d7cba000
| mmap(0x7f93d7cbb000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3,
0x2000) = 0x7f93d7cbb000
| mmap(0x7f93d7cbc000, 12288, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7f93d7cbc000
| close(3) = 0
| mprotect(0x7f93d7cbc000, 4096, PROT_READ) = 0
| --- SIGILL {si_signo=SIGILL, si_code=ILL_ILLOPN, si_addr=0x7f93d7cbab10} ---
| +++ killed by SIGILL (core dumped) +++
| Illegal instruction
| Makefile:625: recipe for target 'sharedmods' failed
We do have patches but I don't think they affect this part of the build.
----------
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<https://bugs.python.org/issue36125>
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