From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Thread: 103376,590105a5ce7f98b5
X-Google-Attributes: gid103376,public
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news2.google.com!news1.google.com!news.germany.com!newsfeed.utanet.at!newsfeed01.chello.at!newsfeed02.chello.at!news.hispeed.ch.POSTED!not-for-mail
Message-Id: <2518982.DQdlQZ4ST9@linux1.krischik.com>
From: Martin Krischik <krischik@users.sourceforge.net>
Subject: Re: very long string and Segmentation fault
Newsgroups: comp.lang.ada
Date: Fri, 07 Jul 2006 20:24:52 +0200
References: <1152261569.199484.272250@m73g2000cwd.googlegroups.com>
User-Agent: KNode/0.10.2
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7Bit
X-Complaints-To: abuse@hispeed.ch
Organization: hispeed.ch
NNTP-Posting-Host: 80.218.119.160 (80.218.119.160)
NNTP-Posting-Date: Fri, 07 Jul 2006 20:30:10 +0200
X-Trace: 7af4344aea832f57fd20523888
Xref: g2news2.google.com comp.lang.ada:5556
Date: 2006-07-07T20:24:52+02:00
List-Id: <comp.lang.ada>

zychp@o2.pl wrote:

> I have problem with creating very long strings. When I try to create
> string bigger than 5MB I get  Segmentation fault.

Well, you should not ;-)  - its certainly a compiler bug.

> Tmp: String_Access;
> ...
> Tmp := new String (1 .. 10_000_000);
> 
> In this line a get  Segmentation fault. I use GNAT 3.4.5.

Provided by whom?

> What is more when I run this code:
> 
>    type ttt is array (positive range <> ) of Character;
>    type ttt_a is access ttt;
>    Tmp : ttt_a ;
> begin
>    Tmp := new ttt ( 1 .. 10_000_000 ) ;
>    for i in Tmp'range loop
>       Tmp(i) := 'x';
>    end loop;
> 
> It works fine. But now it's hard to use some Ada.Strings.Fixed
> functions.
> 
> What can be the reason of this? How it can be soved?

As I said: Certainly a compiler bug so the solution can only be an upgrade.
You might want to have a look at:

http://gnuada.sf.net.

Mind you: There *might* be a new release for SuSE within the week.

Martin
-- 
mailto://krischik@users.sourceforge.net
Ada programming at: http://ada.krischik.com