[debbugs-tracker] bug#22087: closed (Problem with stdbuf configure test for 8.24 on Solaris with Studio C compiler.)

[GNU bug Tracking System]

Your message dated Thu, 3 Dec 2015 13:57:45 -0800
with message-id <address@hidden>
and subject line Re: bug#22087: Problem with stdbuf configure test for 8.24 on 
Solaris with Studio C compiler.
has caused the debbugs.gnu.org bug report #22087,
regarding Problem with stdbuf configure test for 8.24 on Solaris with Studio C 
compiler.
to be marked as done.

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22087: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=22087
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> --- Begin Message ---
>
>
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> Subject: 
>
> Problem with stdbuf configure test for 8.24 on Solaris with Studio C compiler.
>
>
>
>
> Date: 
>
> Thu, 3 Dec 2015 10:58:26 -0800
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>
>
>
> User-agent: 
>
> Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.4.0
>
>
>
>
> Hi,
>
> I'm finally getting around to integrating coreutils version 8.24
> into Solaris 12 (and being built with the Studio C compiler rather
> than gcc) and noticed that the test for whether we had stdbuf was
> failing.
>
> I've fixed it with the following patch. Looks like gcc just doesn't
> trip over this, but hopefully the suggested change "just works" for
> both compilers.
>
> Thanks.
>
>
>
> $ cat configure.ac.patch
> The configure test for "whether this is system supports stdbuf" was
> failing because the warning:
>
> "conftest.c", line 731: warning: statement not reached
>
> was being turned into an error with the Studio C compiler (ignored
> with the GNU C compiler).
>
> We want to adjust the -errwarn option so that it ignores
> E_STATEMENT_NOT_REACHED errors.
>
> --- configure.ac.orig   2015-12-03 09:46:42.381111611 -0800
> +++ configure.ac        2015-12-03 10:27:48.938546667 -0800
> @@ -459,7 +459,7 @@
>  ac_save_LDFLAGS=$LDFLAGS
>  # Detect warnings about ignored "constructor" attributes.
>  gl_WARN_ADD([-Werror], [CFLAGS])
> -gl_WARN_ADD([-errwarn], [CFLAGS])
> +gl_WARN_ADD([-errwarn=no%E_STATEMENT_NOT_REACHED], [CFLAGS])
>  # Put this message here, after gl_WARN_ADD's chatter.
>  AC_MSG_CHECKING([whether this system supports stdbuf])
>  CFLAGS="-fPIC $CFLAGS"
>
>
>
>
> --- End Message ---

--- Begin Message --- Subject: Re: bug#22087: Problem with stdbuf configure test for 8.24 on Solaris with Studio C compiler. Date: Thu, 3 Dec 2015 13:57:45 -0800 User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0

On 12/03/2015 01:08 PM, Rich Burridge wrote:

Yup. That works nicely too.

Thanks, I noticed a similar problem in three other places (which I guess don't affect your platform) and so installed the attached more-general patch.

0001-build-port-to-Studio-C-on-Solaris-12.patch
Description: Text Data

--- End Message ---