[PATCH 1/5] Avoid build multiarch if compiler warns about mismatched alias

[Joseph Myers]

On Thu, 12 Oct 2017, Adhemerval Zanella wrote:

> +  if test x"$libc_cv_gcc_incompatible_alias" == xyes &&
> +     test x"$enable_werror" == xyes; then
> +    AC_MSG_WARN([gcc emits a warning for alias between functions of incompatible types
> +and -Werror is enabled.  Multi-arch is disabled. ])
> +    multi_arch=no

I don't think --disable-werror should ever affect how or whether glibc 
builds as multi-arch.

-- 
Joseph S. Myers
joseph@codesourcery.com