From: Florian Weimer <fweimer@redhat.com>
To: Andrew Pinski <pinskia@gmail.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] gcc.c-torture/execute/builtins/fputs.c: Define _GNU_SOURCE
Date: Mon, 23 Oct 2023 10:39:14 +0200 [thread overview]
Message-ID: <87zg09wx59.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <CA+=Sn1=h80nBHZHHX9YZrLZ-kd6H3twaiDNfUDOzNKVK_C8exQ@mail.gmail.com> (Andrew Pinski's message of "Sun, 22 Oct 2023 09:09:50 -0700")
* Andrew Pinski:
> On Sun, Oct 22, 2023 at 12:47 AM Florian Weimer <fweimer@redhat.com> wrote:
>>
>> Current glibc headers only declare fputs_unlocked for _GNU_SOURCE.
>> Defining the macro avoids an implicit function declaration.
>
> This does not help targets that don't use glibc though.
> Note for builtins testsuite there is a lib-fputs.c file which will
> define a fputs_unlock which is how it will link even if the libc does
> not define a fputs_unlock.
That's a good point. I've sent a v2 which also adds a prototype
declaration in addition to _GNU_SOURCE. I've thought about it for a bit
and it seems to be the least intrusive option.
Thanks,
Florian
prev parent reply other threads:[~2023-10-23 8:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-22 7:47 Florian Weimer
2023-10-22 13:44 ` Jeff Law
2023-10-22 16:09 ` Andrew Pinski
2023-10-22 19:45 ` Jeff Law
2023-10-22 20:02 ` rep.dot.nop
2023-10-23 5:57 ` Eric Gallager
2023-10-23 8:39 ` Florian Weimer [this message]
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