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Date: Wed, 11 Jun 2003 08:20:17 +0200
From: Rasmus Hahn <rassahah AT neofonie DOT de>
To: cygwin AT cygwin DOT com
Subject: Re: Problem w/ c++,threads,static initializers
Message-ID: <20030611082017.B1768@hamburg.neofonie.local>
References: <20030607142449 DOT A4909 AT hamburg DOT neofonie DOT local> <3EE2256B DOT 7060908 AT cygwin DOT com> <20030609100234 DOT A19101 AT hamburg DOT neofonie DOT local> <3EE53EFA DOT 5090002 AT cygwin DOT com>
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In-Reply-To: <3EE53EFA.5090002@cygwin.com>; from cygwin-lh@cygwin.com on Mon, Jun 09, 2003 at 10:14:18PM -0400

Hello Larry,

this bug does not show up in gcc-3.3 (i use it already and it works from
my point of view) so we really can look forward (and look forward to the
new, yet unknown bugs they have built in, too).

Greetings - Rasmus

On Mon, Jun 09, 2003 at 10:14:18PM -0400, Larry Hall wrote:
> Hi Rasmus,
> 
> What you state is true.  Cygwin's gcc version is not 3.3 and I can
> reproduce the behavior you report with gcc 3.2 on Cygwin.  It reprodces
> just as readily with gcc 3.2.2 on Red Hat 9 so this isn't a Cygwin issue,
> which I believe you would concede.  If you know this is fixed in version
> 3.3, then we all have something to look forward to. ;-)  If not, you may
> want to report it to the gcc list.
> 
> Larry
> 
> 
> Rasmus Hahn wrote:
> > However, the cygwin-gcc is not a 3.3 and is has some bugs. Since the cygwin
> > dll source is in large parts c++ i thought some bugs of the `wrong-code'-kind
> > could creep into cygwin1.dll. Since i do not know the innards of cygwin
> > very well i recompiled the dll just to be sure, but i dont really know if 
> > this is necessary. I send a small code example that fails with the gcc-3.2
> > that demonstrates a problematic construct. This is a known gcc-problem and
> > doesnt strictly belong here, but perhaps someone reading it would be able
> > to say if this is relevant to the cygwin-dll. Likely that all this has nothing
> > to do with the original message.
> > 
> > Greetings - Rasmus
> > 
> > // bug-code: gcc-3.2 wont call destructor of D
> > #include <stdio.h>
> > struct D {
> >   D () { printf ("D ()\n"); }
> >   ~D () { printf ("~D (this=%p)\n", this); }
> > };
> > void use_D (D d) { }
> > const D make_D () {
> >   return D ();
> > }
> > int main () {
> >   use_D (make_D ());
> > }
> > // end of code
> > 
> > 
> > On Sat, Jun 07, 2003 at 01:48:27PM -0400, Larry Hall wrote:
> > 
> >>Rasmus Hahn wrote:
> >>
> >>
> >>>BTW i am using cygwin snapshot 20030602 compiled with gcc-3.3 since the
> >>>out-of-the-box gcc from the cygwin-package is a prerelease and definitely
> >>>contains bugs that do not allow it to compile my code.
> >>
> >>
> >>As previously mentioned on this list, the gcc that comes with Cygwin is
> >>version 3.2.  It is *not* a prerelease of gcc 3.2, despite the "comment"
> >>in 'gcc -version'.  Obviously, I can't speak to the applicability of
> >>gcc 3.2 to your code or the problems you have compiling with it but I
> >>wanted to dispel any notion that Cygwin's gcc is somehow an early version
> >>of the official gcc 3.2 release.
> >>
> >>
> >>-- 
> >>Larry Hall                              http://www.rfk.com
> >>RFK Partners, Inc.                      (508) 893-9779 - RFK Office
> >>838 Washington Street                   (508) 893-9889 - FAX
> >>Holliston, MA 01746
> >>
> >>
> >>#################################################################
> >>#################################################################
> >>#################################################################
> >>#####
> >>#####
> >>#####
> >>#################################################################
> >>#################################################################
> >>#################################################################
> > 
> > 
> 
> 
> -- 
> Larry Hall                              http://www.rfk.com
> RFK Partners, Inc.                      (508) 893-9779 - RFK Office
> 838 Washington Street                   (508) 893-9889 - FAX
> Holliston, MA 01746
> 

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