This is the mail archive of the cygwin-developers mailing list for the Cygwin project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Large-Address awareness on 64 bit systems


On Jul 11 23:10, Yaakov (Cygwin/X) wrote:
> On Mon, 2011-06-27 at 21:52 -0500, Yaakov (Cygwin/X) wrote:
> > I have also been getting SIGABRT from throwing exceptions
> > across C++ DLLs, with GDB pointing to RtlUpdateClonedSRWLock() in ntdll,
> > but I was seeing that sometimes before this as well.  (This is with
> > 1.7.9; recent snapshots haven't been working for me but I haven't had
> > the time to track down why.)
> 
> I've managed to narrow this down somewhat.  With Ports' gcc-4.5.3 built
> with binutils-2.21, libstdc++6 and libgcj11 break wrt throwing
> exceptions if rebased *above* their natural ImageBases (IOW the ones
> they were created with at link time), but not if rebased to a lower
> address.

That sounds weird.

> Purely speculation at this point, but I have to wonder if this is
> somehow left over from a previous problem with libstdc++6, where it
> completely broke if rebased at all:
> 
> http://sourceware.org/ml/binutils/2009-12/msg00080.html

Maybe somebody on the binutils list has a clue?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]