public inbox for gcc-help@gcc.gnu.org
 help / color / mirror / Atom feed
From: Joel Dice <dicej@mailsnare.net>
To: Yang Zhang <yanghatespam@gmail.com>
Cc: gcc-help@gcc.gnu.org
Subject: Re: Customizing uncaught exception messages
Date: Thu, 15 May 2008 14:46:00 -0000	[thread overview]
Message-ID: <alpine.DEB.0.999.0805150805390.18814@joeldicepc.ecovate.com> (raw)
In-Reply-To: <482BD231.4040401@gmail.com>

On Thu, 15 May 2008, Yang Zhang wrote:

> Hi, is it possible to get more informative error messages for uncaught 
> exceptions?  For instance, I'm interested in getting Java-like tracebacks 
> with file and line numbers.  Currently what I see is far from that, e.g.:
>
> terminate called after throwing an instance of 'std::logic_error'
>  what():  basic_string::_S_construct NULL not valid
>
> Is there any way to hook into the exception handling mechanisms and produce 
> such a traceback?  If the solution is platform-dependent, I am using 
> GNU/Linux with gcc 4.2.3.

In cases where the exception is thrown by your own code, you may be able 
to use backtrace() and backtrace_symbols(), declared in execinfo.h, to 
capture the stack trace before unwinding.  Then use addr2line (a command 
line utility included in binutils) to get the line numbers.

  parent reply	other threads:[~2008-05-15 14:17 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-15  7:16 Yang Zhang
2008-05-15  9:48 ` me22
2008-05-15 15:40   ` Yang Zhang
2008-05-15 14:46 ` Joel Dice [this message]
2008-05-15 16:01   ` Yang Zhang
2008-05-15 16:05     ` Ian Lance Taylor

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=alpine.DEB.0.999.0805150805390.18814@joeldicepc.ecovate.com \
    --to=dicej@mailsnare.net \
    --cc=gcc-help@gcc.gnu.org \
    --cc=yanghatespam@gmail.com \
    /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).