abort might not flush all open streams before process termination

[Andreas Schwab]

Thomas Schwinge <thomas@codesourcery.com> writes:

> On Tue, 06 Oct 2015 13:55:00 +0200, Andreas Schwab <schwab@linux-m68k.org> wrote:
>> Thomas Schwinge <thomas@codesourcery.com> writes:
>> 
>> > | The two regressed test cases use __builtin_printf instead of fprintf to
>> > | stderr, but as far as I know, abort is to flush all open streams before
>> > | process termination?
>> 
>> It can't, since abort must be async-signal-safe.
>
> It's still surprising to me that the message written to stderr is lost in
> your aarch64-suse-linux-gnu configuration (only): from a quick look,
> (current) glibc's stdlib/abort.c tries to actually close/flush all open
> streams before process termination.

This is <https://sourceware.org/bugzilla/show_bug.cgi?id=15436>.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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