public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/34716] application segfaults when compiled with -O2, but works well with -O1
Date: Tue, 08 Jan 2008 21:22:00 -0000	[thread overview]
Message-ID: <20080108202408.6095.qmail@sourceware.org> (raw)
In-Reply-To: <bug-34716-15595@http.gcc.gnu.org/bugzilla/>



------- Comment #5 from pinskia at gcc dot gnu dot org  2008-01-08 20:24 -------
Can you run your program under gdb and then give the backtrace?
Are you sure that the ioctl does not keep around the buffer so when you return
from main, the buffer becomes invalid?


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34716


  parent reply	other threads:[~2008-01-08 20:24 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-08 19:29 [Bug rtl-optimization/34716] New: " aleksey dot shipilev at gmail dot com
2008-01-08 19:36 ` [Bug rtl-optimization/34716] " aleksey dot shipilev at gmail dot com
2008-01-08 19:58 ` pinskia at gcc dot gnu dot org
2008-01-08 20:07 ` aleksey dot shipilev at gmail dot com
2008-01-08 21:21 ` aleksey dot shipilev at gmail dot com
2008-01-08 21:22 ` pinskia at gcc dot gnu dot org [this message]
2008-01-08 21:23 ` aleksey dot shipilev at gmail dot com
     [not found] <bug-34716-4@http.gcc.gnu.org/bugzilla/>
2014-08-04 10:43 ` ktietz at gcc dot gnu.org
2014-08-04 10:44 ` ktietz at gcc dot gnu.org

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20080108202408.6095.qmail@sourceware.org \
    --to=gcc-bugzilla@gcc.gnu.org \
    --cc=gcc-bugs@gcc.gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).