This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: [PATCH] fix #19444 - build failures with -O1 due to -Wmaybe-uninitialized
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: Joseph Myers <joseph at codesourcery dot com>
- Cc: Martin Sebor <msebor at gmail dot com>, GNU C Library <libc-alpha at sourceware dot org>
- Date: Wed, 13 Jan 2016 10:11:36 -0800
- Subject: Re: [PATCH] fix #19444 - build failures with -O1 due to -Wmaybe-uninitialized
- Authentication-results: sourceware.org; auth=none
- References: <56968319 dot 3070802 at gmail dot com> <alpine dot DEB dot 2 dot 10 dot 1601131740310 dot 17296 at digraph dot polyomino dot org dot uk> <CAMe9rOpBfq9q2X3+7GKe4APKuR6zPnzxDqsv86_aLAw+uN+vhg at mail dot gmail dot com> <alpine dot DEB dot 2 dot 10 dot 1601131756510 dot 17296 at digraph dot polyomino dot org dot uk>
On Wed, Jan 13, 2016 at 9:58 AM, Joseph Myers <joseph@codesourcery.com> wrote:
> On Wed, 13 Jan 2016, H.J. Lu wrote:
>
>> On Wed, Jan 13, 2016 at 9:46 AM, Joseph Myers
>> > (I agree that -O1 and -Os builds ought to work without any extra build or
>> > test failures, and preferably -O0 should work except for the specific
>> > files requiring optimization.)
>>
>> I opened an -Os bug:
>>
>> https://sourceware.org/bugzilla/show_bug.cgi?id=15105
>
> It would be good to have an updated list of issues seen. I'd expect most
> such issues to be easy to fix (adding missing *_hidden_* for functions
> where PLT avoidance currently relies on inlining, for example).
This is a regression:
https://sourceware.org/bugzilla/show_bug.cgi?id=19462
--
H.J.