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Re: configure script breakage
- From: Jakub Jelinek <jakub at redhat dot com>
- To: Greg Schafer <gschafer at zip dot com dot au>
- Cc: libc-alpha at sources dot redhat dot com
- Date: Thu, 11 Sep 2003 14:51:06 +0200
- Subject: Re: configure script breakage
- References: <20030911071843.GA17713@tigers-lfs.nsw.bigpond.net.au>
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
On Thu, Sep 11, 2003 at 05:18:43PM +1000, Greg Schafer wrote:
> Hi
>
> 2 days ago I started seeing new testsuite failures when compiling the glibc
> trunk. I'm using the latest gcc-3_3-branch compiler to compile it.
>
> It looks to me like a patch went into the gcc branch a few days ago which
> has broken the glibc autoconf test for "__attribute__((visibility()))".
>
> It used to say:-
>
> "checking whether __attribute__((visibility())) is supported... yes"
>
> now it says "no".
>
> config.log shows:-
>
> conftest.c:1: warning: visibility attribute not supported in this configuration; ignored
> +conftest.c:2: warning: visibility attribute not supported in this configuration; ignored
>
> This may well be a gcc problem and I'm still looking into it. But I just
> wanted to raise the alarm to possibly save some poor soul from wasting hours
> of investigation like I just have.
It is a bug in the recent gcc/configure{.in,} checkin, just back it out and
be happy.
> Folks using the redhat toolchain probably won't see this until Jakub next
> merges with the gcc-3_3-branch.
I won't merge this hunk ;)
Jakub