Re: Can't mix native exceptions and ObjC++

[Larry Campbell]

On Jan 12, 2009, at 7:26 AM, David Chisnall wrote:

> On 11 Jan 2009, at 22:06, Larry Campbell wrote:
>
> > On Jan 10, 2009, at 3:38 AM, Richard Frith-Macdonald wrote:
> >
> > > I use native objc exceptions with gcc-4.4.0.  However, if you want  
> > > the uncaught exception handler to work, you need to have patched  
> > > the runtime.
> >
> > Do you also use Obj-C++? That seems to be my problem. If it's all  
> > Obj-C, it seems OK, but if I have so much as one Obj-C++ module in  
> > my link, I get the "undefined reference to typeinfo for NSException  
> > *" link error.
>
> Are you trying to throw an exception in Objective-C and catch it in C 
> ++?  This error message is saying that a C++ catch block is unable  
> to find the type info needed for the C++ exception handling  
> personality function to pick the correct landing pad.
>
> David

No. Remember, this is code that compiles & links & runs just fine when  
gnustep is built without native exception support. But as soon as I  
turn on --enable-native-objc-exceptions, my code no longer links.

- lc