Re: [platform-testers] new snapshot available: grep-3.4-almost.19-ff30

[Jim Meyering]

On Sat, Sep 19, 2020 at 1:27 PM Bruno Haible <bruno@clisp.org> wrote:
>
> Jim Meyering wrote:
> > I'm hoping to have the time and means to investigate some of those.
> > Can you publish any of their test-suite.log files? That would make it
> > easy for others to investigate and sometimes even fix without
> > requiring access to such hosts.
>
> The failure on MidnightBSD 11 (without libsigsegv):
>
> I prepared the input file for i=1000. Then
>   $ ../src/grep -E -f in
> crashes with message
>   Bus error
>
> $ truss ../src/grep -E -f in
...
> freebsd6_mmap(0x0,0x18000000,0x3,0x1002,0xffffffff,0x0,0x0) = 34573647872 
> (0x80cc00000)
> SIGNAL 10 (SIGBUS)
> process killed, signal = 10
>
> The gdb stack trace is not helpful.
>
> When building libsigsegv on this platform, all 5 unit tests fail.
>
> I conclude that this functionality just cannot work on this platform.

Thank you for investigating.
Given that, I'm inclined to skip the test when the OS name matches
midnightbsd*, per the attached:

0001-tests-skip-stack-overflow-test-on-midnightbsd.patch
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