bug#20733: coreutils build problem

[Eric Blake]

On 06/05/2015 11:53 AM, Pádraig Brady wrote:
> On 05/06/15 17:02, Michael Felt wrote:
>> > Attribute "constructor" is not supported
> 
> Does the attached patch help?
> 

> +++ b/configure.ac
> @@ -455,7 +455,11 @@ if test $gl_cv_list_mounted_fs = yes && test 
> $gl_cv_fs_space = yes; then
>  fi
>  
>  AC_MSG_CHECKING([whether this is system supports stdbuf])
> -AC_COMPILE_IFELSE(
> +ac_save_CFLAGS="$CFLAGS"
> +# Build with -Werror to detect warnings about
> +# about ignored "constructor" arguments.
> +CFLAGS="$CFLAGS -Werror"

-Werror works for gcc and some other compilers like clang, but is not
universal to all compilers.  Are you sure that it is the right flag to
be adding for the duration of this test?

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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