RE: freebsd gcc cross compiler creates binaries that crash when using c++ exceptions

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> -----Original Message-----
> From: gcc-help-owner@xxxxxxxxxxx [mailto:gcc-help-owner@xxxxxxxxxxx] On
> Behalf Of Andrew Haley
> Sent: Montag, 16. Januar 2012 11:47
> To: gcc-help@xxxxxxxxxxx
> Subject: Re: freebsd gcc cross compiler creates binaries that crash
> when using c++ exceptions
> 
> On 01/16/2012 10:44 AM, Andrew Haley wrote:
> > On 01/16/2012 09:30 AM, Markus Henschel wrote:
> >> What I did so far was attaching gdb and seeing that it crashes in
> libgcc in __cxa_end_catch. I guess I'll have to build libgcc with debug
> symbols then.
> >
> > This is almost always a mismatch of libraries: there is a complex set
> > of interdependencies between libc, libstdc++, and libgcc.
> 
> By the way, what does a native freebsd gcc do?
> 
> Andrew

When I take the same sources for gcc that produce the "buggy" cross compiler on linux and build it natively on FreeBSD it works as it should. I even used the same --with-sysroot and --prefix switches and copied the freebsd sysroot from the linux machine to make sure I did not mistake when extracting the sysroot and copying it to the linux host in the first place. 

I also created another cross compiler hosted on mingw32 for freebsd from the same sourcen. It fails the same way as the linux hosted one. I also started comparing the config.log files for differences but haven't found something unusual so far.




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