[postgis-users] liblwgeom.1.1.so - Error installing PostGIS - Mac users needed!

[strk at refractions.net]

On Tue, Feb 07, 2006 at 10:52:22PM +1100, Christian Heine wrote:
> >_MemoryContextSwitchTo is exported by postgresql library.
> >There's probably some linker flag specific for darwin we're
> >missing to set. Weird, as I think we copied the Makefile.shlib
> >from PostgreSQL source.
> Ok - the missing symbol I got from my compilation with geos 2.1.1  
> yesterday was __ZTIN4geos13GEOSExceptionE - so do you really think it  
> is the Makefile.shlib? I have to admit that I don't have much  
> experience with all these library issues.

No, that's a symbol exported by GEOS lib.
Can it be your libs are linked against two different version
of libstdc++ ? IIRC stdc++ lib changed ABI between version 5 and 6.

--strk;